diff --git a/cpp/.gitignore b/cpp/.gitignore
index 21c144c5685..52f25f0968e 100644
--- a/cpp/.gitignore
+++ b/cpp/.gitignore
@@ -1,4 +1,5 @@
 build/
 cmake-build*/
 .vs/
-build_tests
\ No newline at end of file
+build_tests
+CMakeSettings.json
\ No newline at end of file
diff --git a/cpp/build_all_examples.sh b/cpp/build_all_examples.sh
index b7fb56ae2bc..4f25f5db2ec 100755
--- a/cpp/build_all_examples.sh
+++ b/cpp/build_all_examples.sh
@@ -3,8 +3,11 @@
 
 
 CMAKE_FILES=$(ls example_code/*/CMakeLists.txt)
+HELLO_CMAKE_FILES=$(ls example_code/*/hello_*/CMakeLists.txt)
+CMAKE_FILES="$CMAKE_FILES $HELLO_CMAKE_FILES"
+
 CMAKE_FILES=($CMAKE_FILES)
-echo "CMAKE_FILES ${CMAKE_FILES}"
+echo "CMAKE_FILES ${CMAKE_FILES[@]}"
 
 len=${#CMAKE_FILES[@]}
 echo "len ${len}"
diff --git a/cpp/example_code/acm/CMakeLists.txt b/cpp/example_code/acm/CMakeLists.txt
index afceb4ea842..36b3c5b3679 100644
--- a/cpp/example_code/acm/CMakeLists.txt
+++ b/cpp/example_code/acm/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set this project's name.
 project("acm-examples")
diff --git a/cpp/example_code/aurora/CMakeLists.txt b/cpp/example_code/aurora/CMakeLists.txt
index 13750c4e426..f6cc48533af 100644
--- a/cpp/example_code/aurora/CMakeLists.txt
+++ b/cpp/example_code/aurora/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.11)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME aurora)
 set(SERVICE_COMPONENTS rds)
diff --git a/cpp/example_code/aurora/getting_started_with_db_clusters.cpp b/cpp/example_code/aurora/getting_started_with_db_clusters.cpp
index a5f57fde003..7aee4246cb5 100644
--- a/cpp/example_code/aurora/getting_started_with_db_clusters.cpp
+++ b/cpp/example_code/aurora/getting_started_with_db_clusters.cpp
@@ -767,8 +767,6 @@ bool AwsDoc::Aurora::describeDBCluster(const Aws::String &dbClusterIdentifier,
     if (outcome.IsSuccess()) {
         clusterResult = outcome.GetResult().GetDBClusters()[0];
     }
-        // This example does not log an error if the DB cluster does not exist.
-        // Instead, it returns false.
     else if (outcome.GetError().GetErrorType() !=
              Aws::RDS::RDSErrors::D_B_CLUSTER_NOT_FOUND_FAULT) {
         result = false;
@@ -776,6 +774,11 @@ bool AwsDoc::Aurora::describeDBCluster(const Aws::String &dbClusterIdentifier,
                   << outcome.GetError().GetMessage()
                   << std::endl;
     }
+        // This example does not log an error if the DB cluster does not exist.
+        // Instead, clusterResult is set to empty.
+    else {
+        clusterResult = Aws::RDS::Model::DBCluster();
+    }
 
     return result;
 
@@ -902,8 +905,6 @@ bool AwsDoc::Aurora::describeDBInstance(const Aws::String &dbInstanceIdentifier,
     if (outcome.IsSuccess()) {
         instanceResult = outcome.GetResult().GetDBInstances()[0];
     }
-        // This example does not log an error if the DB instance does not exist.
-        // Instead, it returns false.
     else if (outcome.GetError().GetErrorType() !=
              Aws::RDS::RDSErrors::D_B_INSTANCE_NOT_FOUND_FAULT) {
         result = false;
@@ -911,6 +912,11 @@ bool AwsDoc::Aurora::describeDBInstance(const Aws::String &dbInstanceIdentifier,
                   << outcome.GetError().GetMessage()
                   << std::endl;
     }
+        // This example does not log an error if the DB instance does not exist.
+        // Instead, instanceResult is set to empty.
+    else {
+        instanceResult = Aws::RDS::Model::DBInstance();
+    }
 
     return result;
 }
diff --git a/cpp/example_code/aurora/hello_aurora/CMakeLists.txt b/cpp/example_code/aurora/hello_aurora/CMakeLists.txt
index 86dcda5ac86..3c893483d12 100644
--- a/cpp/example_code/aurora/hello_aurora/CMakeLists.txt
+++ b/cpp/example_code/aurora/hello_aurora/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.aurora.hello_aurora.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS rds)
diff --git a/cpp/example_code/autoscaling/CMakeLists.txt b/cpp/example_code/autoscaling/CMakeLists.txt
index 654623e7703..efa094f0def 100644
--- a/cpp/example_code/autoscaling/CMakeLists.txt
+++ b/cpp/example_code/autoscaling/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME auto_scaling)
 set(SERVICE_COMPONENTS autoscaling ec2 monitoring)
diff --git a/cpp/example_code/autoscaling/hello_autoscaling/CMakeLists.txt b/cpp/example_code/autoscaling/hello_autoscaling/CMakeLists.txt
index d0240154fb6..dcbb7bccea6 100644
--- a/cpp/example_code/autoscaling/hello_autoscaling/CMakeLists.txt
+++ b/cpp/example_code/autoscaling/hello_autoscaling/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.autoscaling.hello_autoscaling.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS autoscaling)
diff --git a/cpp/example_code/cloudtrail/CMakeLists.txt b/cpp/example_code/cloudtrail/CMakeLists.txt
index 8093ecdf79c..640cb421118 100644
--- a/cpp/example_code/cloudtrail/CMakeLists.txt
+++ b/cpp/example_code/cloudtrail/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(cloudtrail-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/cloudwatch/CMakeLists.txt b/cpp/example_code/cloudwatch/CMakeLists.txt
index 7fe394f4497..2e70c1697ce 100644
--- a/cpp/example_code/cloudwatch/CMakeLists.txt
+++ b/cpp/example_code/cloudwatch/CMakeLists.txt
@@ -8,7 +8,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME cloudwatch)
 set(SERVICE_COMPONENTS monitoring events logs)
diff --git a/cpp/example_code/codebuild/CMakeLists.txt b/cpp/example_code/codebuild/CMakeLists.txt
index 081d5d99ad8..467c5d13d21 100644
--- a/cpp/example_code/codebuild/CMakeLists.txt
+++ b/cpp/example_code/codebuild/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(codebuild-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/codecommit/CMakeLists.txt b/cpp/example_code/codecommit/CMakeLists.txt
index 653bc8251fc..85a88d08c36 100644
--- a/cpp/example_code/codecommit/CMakeLists.txt
+++ b/cpp/example_code/codecommit/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(codecommit-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/cognito/CMakeLists.txt b/cpp/example_code/cognito/CMakeLists.txt
index d50d8a751d1..a5e49b96b3a 100644
--- a/cpp/example_code/cognito/CMakeLists.txt
+++ b/cpp/example_code/cognito/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME cognito)
 set(SERVICE_COMPONENTS cognito-idp)
diff --git a/cpp/example_code/cognito/hello_cognito/CMakeLists.txt b/cpp/example_code/cognito/hello_cognito/CMakeLists.txt
index 7e5b8f6c340..269e9cf590f 100644
--- a/cpp/example_code/cognito/hello_cognito/CMakeLists.txt
+++ b/cpp/example_code/cognito/hello_cognito/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.cognito.hello_cognito.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS cognito-idp)
diff --git a/cpp/example_code/cross-service/photo_asset_manager/CMakeLists.txt b/cpp/example_code/cross-service/photo_asset_manager/CMakeLists.txt
index 99231d14242..48288fe462e 100644
--- a/cpp/example_code/cross-service/photo_asset_manager/CMakeLists.txt
+++ b/cpp/example_code/cross-service/photo_asset_manager/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.12)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(cpp_pam_lambdas LANGUAGES CXX)
 
diff --git a/cpp/example_code/cross-service/serverless-aurora/CMakeLists.txt b/cpp/example_code/cross-service/serverless-aurora/CMakeLists.txt
index 0d903fb4ba2..70c02e0c0a1 100644
--- a/cpp/example_code/cross-service/serverless-aurora/CMakeLists.txt
+++ b/cpp/example_code/cross-service/serverless-aurora/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.9)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_COMPONENTS sesv2 rds-data)
 
diff --git a/cpp/example_code/cross-service/topics_and_queues/CMakeLists.txt b/cpp/example_code/cross-service/topics_and_queues/CMakeLists.txt
index efd59ced16c..af3595f3861 100644
--- a/cpp/example_code/cross-service/topics_and_queues/CMakeLists.txt
+++ b/cpp/example_code/cross-service/topics_and_queues/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_COMPONENTS sns sqs)
 
diff --git a/cpp/example_code/dynamodb/CMakeLists.txt b/cpp/example_code/dynamodb/CMakeLists.txt
index b69f10a2fde..fec456cdce4 100644
--- a/cpp/example_code/dynamodb/CMakeLists.txt
+++ b/cpp/example_code/dynamodb/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME dynamodb)
 set(SERVICE_COMPONENTS dynamodb s3) # s3 is required for tests, and it must be included here because of caching.
diff --git a/cpp/example_code/dynamodb/hello_dynamodb/CMakeLists.txt b/cpp/example_code/dynamodb/hello_dynamodb/CMakeLists.txt
index 7a31e5280ad..477ff5006c6 100644
--- a/cpp/example_code/dynamodb/hello_dynamodb/CMakeLists.txt
+++ b/cpp/example_code/dynamodb/hello_dynamodb/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.dynamodb.hello_dynamodb.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS dynamodb)
diff --git a/cpp/example_code/ebs/CMakeLists.txt b/cpp/example_code/ebs/CMakeLists.txt
index 496c727389c..2df6ad4d254 100644
--- a/cpp/example_code/ebs/CMakeLists.txt
+++ b/cpp/example_code/ebs/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(ebs-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/ec2/CMakeLists.txt b/cpp/example_code/ec2/CMakeLists.txt
index 9c8a52cc0bf..aab8e5522dc 100644
--- a/cpp/example_code/ec2/CMakeLists.txt
+++ b/cpp/example_code/ec2/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME ec2)
 set(SERVICE_COMPONENTS ec2)
diff --git a/cpp/example_code/ec2/hello_ec2/CMakeLists.txt b/cpp/example_code/ec2/hello_ec2/CMakeLists.txt
index 3cf13f46195..03854950d62 100644
--- a/cpp/example_code/ec2/hello_ec2/CMakeLists.txt
+++ b/cpp/example_code/ec2/hello_ec2/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.ec2.hello_ec2.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS ec2)
diff --git a/cpp/example_code/efs/CMakeLists.txt b/cpp/example_code/efs/CMakeLists.txt
index 854f3f2c234..e295848ee42 100644
--- a/cpp/example_code/efs/CMakeLists.txt
+++ b/cpp/example_code/efs/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(efs-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/elasticache/CMakeLists.txt b/cpp/example_code/elasticache/CMakeLists.txt
index 08ffced6187..39a495352b8 100644
--- a/cpp/example_code/elasticache/CMakeLists.txt
+++ b/cpp/example_code/elasticache/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(elasticache-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/elasticfilesystem/CMakeLists.txt b/cpp/example_code/elasticfilesystem/CMakeLists.txt
index db30938f0d9..abdebfe7b41 100644
--- a/cpp/example_code/elasticfilesystem/CMakeLists.txt
+++ b/cpp/example_code/elasticfilesystem/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(elasticfilesystem-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/general/CMakeLists.txt b/cpp/example_code/general/CMakeLists.txt
index 5fc5cab4700..c0fbe23cb5c 100644
--- a/cpp/example_code/general/CMakeLists.txt
+++ b/cpp/example_code/general/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[general.cpp.starter.cmakelists]
 
-cmake_minimum_required(VERSION 3.3)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(app LANGUAGES CXX)
 
diff --git a/cpp/example_code/glacier/CMakeLists.txt b/cpp/example_code/glacier/CMakeLists.txt
index 38ba4119a36..d6967fe906f 100644
--- a/cpp/example_code/glacier/CMakeLists.txt
+++ b/cpp/example_code/glacier/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(glacier-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/glue/CMakeLists.txt b/cpp/example_code/glue/CMakeLists.txt
index 26172fc4181..635ddb6db43 100644
--- a/cpp/example_code/glue/CMakeLists.txt
+++ b/cpp/example_code/glue/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME glue)
 set(SERVICE_COMPONENTS glue s3 iam)
diff --git a/cpp/example_code/glue/hello_glue/CMakeLists.txt b/cpp/example_code/glue/hello_glue/CMakeLists.txt
index 5e1000ba5f8..99b0f97b470 100644
--- a/cpp/example_code/glue/hello_glue/CMakeLists.txt
+++ b/cpp/example_code/glue/hello_glue/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.glue.hello_glue.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS glue)
diff --git a/cpp/example_code/guardduty/CMakeLists.txt b/cpp/example_code/guardduty/CMakeLists.txt
index e90cc181f30..fdf2028b8d9 100644
--- a/cpp/example_code/guardduty/CMakeLists.txt
+++ b/cpp/example_code/guardduty/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(guardduty-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/iam/CMakeLists.txt b/cpp/example_code/iam/CMakeLists.txt
index fc21bd2a540..d0a916d64d5 100644
--- a/cpp/example_code/iam/CMakeLists.txt
+++ b/cpp/example_code/iam/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME iam)
 set(SERVICE_COMPONENTS  iam s3 sts)
@@ -10,41 +10,33 @@ set(SERVICE_COMPONENTS  iam s3 sts)
 # Set this project's name.
 project("${SERVICE_NAME}-examples")
 
-# Set the location of where Windows can find the installed libraries of the SDK.
-if(MSVC)
-    string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
-    list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
-endif()
-
 # Set the C++ standard to use to build this target.
 set(CMAKE_CXX_STANDARD 11)
 
-# Enable CTest for testing these code examples.
-if(BUILD_TESTS)
-    include(CTest)
-endif()
-
 # Build shared libraries by default.
-if(NOT DEFINED BUILD_SHARED_LIBS)
-    set(BUILD_SHARED_LIBS ON)
+set(BUILD_SHARED_LIBS ON)
+
+# Use the MSVC variable to determine if this is a Windows build.
+set(WINDOWS_BUILD ${MSVC})
+
+# Set the location of where Windows can find the installed libraries of the SDK.
+if(WINDOWS_BUILD)
+    string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
+    list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
 endif()
 
 # Find the AWS SDK for C++ package.
 find_package(AWSSDK REQUIRED COMPONENTS ${SERVICE_COMPONENTS})
 
-# If the compiler is some version of Microsoft Visual C++, or another compiler simulating C++,
-# and building as shared libraries, then dynamically link to those shared libraries.
-if(MSVC AND BUILD_SHARED_LIBS)
-    add_definitions(-DUSE_IMPORT_EXPORT)
-    # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
-
-    set(CMAKE_BUILD_TYPE Debug) # Explicitly setting CMAKE_BUILD_TYPE is necessary in windows to copy dlls.
 
-    list(APPEND SERVICE_LIST ${SERVICE_COMPONENTS})
+if(WINDOWS_BUILD)
+     # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
 
-    AWSSDK_CPY_DYN_LIBS(SERVICE_LIST "" ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE})
-endif()
+     # set(BIN_SUB_DIR "/Debug") # if you are building from the command line you may need to uncomment this 
+                                    # and set the proper subdirectory to the executables' location.
 
+     AWSSDK_CPY_DYN_LIBS(SERVICE_COMPONENTS "" ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR})
+ endif()
 
 # AWSDOC_SOURCE can be defined in the command line to limit the files in a build. For example,
 # you can limit files to one action.
@@ -79,6 +71,6 @@ endforeach()
 
 
 if(BUILD_TESTS)
-    add_subdirectory(gtests)
+    add_subdirectory(tests)
 endif()
 
diff --git a/cpp/example_code/iam/hello_iam/CMakeLists.txt b/cpp/example_code/iam/hello_iam/CMakeLists.txt
index 44339bd84e8..6dec17b8c69 100644
--- a/cpp/example_code/iam/hello_iam/CMakeLists.txt
+++ b/cpp/example_code/iam/hello_iam/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.iam.hello_iam.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS iam)
diff --git a/cpp/example_code/iam/iam_create_user_assume_role_scenario.cpp b/cpp/example_code/iam/iam_create_user_assume_role_scenario.cpp
index 11bfb909259..2742e400ab2 100644
--- a/cpp/example_code/iam/iam_create_user_assume_role_scenario.cpp
+++ b/cpp/example_code/iam/iam_create_user_assume_role_scenario.cpp
@@ -55,6 +55,7 @@
 // snippet-start:[cpp.example_code.iam.Scenario_CreateUserAssumeRole]
 namespace AwsDoc {
     namespace IAM {
+  
         //! Cleanup by deleting created entities.
         /*!
           \sa DeleteCreatedEntities
@@ -69,6 +70,8 @@ namespace AwsDoc {
                                           const Aws::IAM::Model::Policy &policy);
     }
 
+    static const int LIST_BUCKETS_WAIT_SEC = 20;
+
     static const char ALLOCATION_TAG[] = "example_code";
 }
 
@@ -320,7 +323,7 @@ bool AwsDoc::IAM::iamCreateUserAssumeRoleScenario(
     // 7. List objects in the bucket (this should succeed).
     // Repeatedly call ListBuckets, because there is often a delay
     // before the policy with ListBucket permissions has been applied to the role.
-    // Repeat at most 20 times when access is denied.
+    // Repeat at most LIST_BUCKETS_WAIT_SEC times when access is denied.
     while (true) {
         Aws::S3::S3Client s3Client(
                 Aws::Auth::AWSCredentials(credentials.GetAccessKeyId(),
@@ -330,10 +333,10 @@ bool AwsDoc::IAM::iamCreateUserAssumeRoleScenario(
                 clientConfig);
         Aws::S3::Model::ListBucketsOutcome listBucketsOutcome = s3Client.ListBuckets();
         if (!listBucketsOutcome.IsSuccess()) {
-            if ((count > 20) ||
+            if ((count > LIST_BUCKETS_WAIT_SEC) ||
                 listBucketsOutcome.GetError().GetErrorType() !=
                 Aws::S3::S3Errors::ACCESS_DENIED) {
-                std::cerr << "Could not lists buckets after 20 seconds. " <<
+                std::cerr << "Could not lists buckets after " << LIST_BUCKETS_WAIT_SEC << " seconds. " <<
                           listBucketsOutcome.GetError().GetMessage() << std::endl;
                 DeleteCreatedEntities(client, role, user, policy);
                 return false;
diff --git a/cpp/example_code/iam/gtests/CMakeLists.txt b/cpp/example_code/iam/tests/CMakeLists.txt
similarity index 83%
rename from cpp/example_code/iam/gtests/CMakeLists.txt
rename to cpp/example_code/iam/tests/CMakeLists.txt
index 72c25bf682e..fcd57ec0313 100644
--- a/cpp/example_code/iam/gtests/CMakeLists.txt
+++ b/cpp/example_code/iam/tests/CMakeLists.txt
@@ -17,6 +17,8 @@ set(CMAKE_CXX_STANDARD 14)
 # Build shared libraries by default.
 set(BUILD_SHARED_LIBS ON)
 
+enable_testing()
+
 find_package(GTest)
 
 if(NOT GTest_FOUND)
@@ -32,8 +34,12 @@ if(NOT GTest_FOUND)
     FetchContent_MakeAvailable(googletest)
 endif()
 
+
+# Use the MSVC variable to determine if this is a Windows build.
+set(WINDOWS_BUILD ${MSVC})
+
 # Set the location for Windows to find the installed libraries of the SDK.
-if(MSVC)
+if(WINDOWS_BUILD)
     string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
     list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
 endif()
@@ -47,15 +53,15 @@ add_executable(
 
 # If the compiler is some version of Microsoft Visual C++, or another compiler simulating C++,
 # and building as shared libraries, then dynamically link to those shared libraries.
-if(MSVC AND BUILD_SHARED_LIBS)
-
-    set(CMAKE_BUILD_TYPE Debug) # Explicitly setting CMAKE_BUILD_TYPE is necessary in Windows to copy DLLs.
+if(WINDOWS_BUILD)
+      # set(BIN_SUB_DIR "/Debug") # if you are building from the command line you may need to uncomment this 
+                                    # and set the proper subdirectory to the executables' location.
 
     # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
     AWSSDK_CPY_DYN_LIBS(
-        CURRENT_TARGET_AWS_DEPENDENCIES
+            CURRENT_TARGET_AWS_DEPENDENCIES
         ""
-        ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE}
+        ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR}
     )
 
     add_custom_command(
@@ -63,10 +69,11 @@ if(MSVC AND BUILD_SHARED_LIBS)
         ${CURRENT_TARGET}
         POST_BUILD
         COMMAND ${CMAKE_COMMAND} -E copy
-                ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}/${CMAKE_BUILD_TYPE}/gtest.dll
-                ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE}
+                ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}${BIN_SUB_DIR}/gtest.dll
+                ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR}
     )
- endif()
+endif()
+
 
 # GTEST_SOURCE_FILES can be defined in the command line to limit the files in a build. For example,
 # you can limit files to one action.
diff --git a/cpp/example_code/iam/gtests/gtest_access_key_last_used.cpp b/cpp/example_code/iam/tests/gtest_access_key_last_used.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_access_key_last_used.cpp
rename to cpp/example_code/iam/tests/gtest_access_key_last_used.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_attach_role_policy.cpp b/cpp/example_code/iam/tests/gtest_attach_role_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_attach_role_policy.cpp
rename to cpp/example_code/iam/tests/gtest_attach_role_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_create_access_key.cpp b/cpp/example_code/iam/tests/gtest_create_access_key.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_create_access_key.cpp
rename to cpp/example_code/iam/tests/gtest_create_access_key.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_create_account_alias.cpp b/cpp/example_code/iam/tests/gtest_create_account_alias.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_create_account_alias.cpp
rename to cpp/example_code/iam/tests/gtest_create_account_alias.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_create_policy.cpp b/cpp/example_code/iam/tests/gtest_create_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_create_policy.cpp
rename to cpp/example_code/iam/tests/gtest_create_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_create_role.cpp b/cpp/example_code/iam/tests/gtest_create_role.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_create_role.cpp
rename to cpp/example_code/iam/tests/gtest_create_role.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_create_user.cpp b/cpp/example_code/iam/tests/gtest_create_user.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_create_user.cpp
rename to cpp/example_code/iam/tests/gtest_create_user.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_delete_access_key.cpp b/cpp/example_code/iam/tests/gtest_delete_access_key.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_delete_access_key.cpp
rename to cpp/example_code/iam/tests/gtest_delete_access_key.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_delete_account_alias.cpp b/cpp/example_code/iam/tests/gtest_delete_account_alias.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_delete_account_alias.cpp
rename to cpp/example_code/iam/tests/gtest_delete_account_alias.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_delete_policy.cpp b/cpp/example_code/iam/tests/gtest_delete_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_delete_policy.cpp
rename to cpp/example_code/iam/tests/gtest_delete_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_delete_server_certificate.cpp b/cpp/example_code/iam/tests/gtest_delete_server_certificate.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_delete_server_certificate.cpp
rename to cpp/example_code/iam/tests/gtest_delete_server_certificate.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_delete_user.cpp b/cpp/example_code/iam/tests/gtest_delete_user.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_delete_user.cpp
rename to cpp/example_code/iam/tests/gtest_delete_user.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_detach_role_policy.cpp b/cpp/example_code/iam/tests/gtest_detach_role_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_detach_role_policy.cpp
rename to cpp/example_code/iam/tests/gtest_detach_role_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_get_policy.cpp b/cpp/example_code/iam/tests/gtest_get_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_get_policy.cpp
rename to cpp/example_code/iam/tests/gtest_get_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_get_server_certificate.cpp b/cpp/example_code/iam/tests/gtest_get_server_certificate.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_get_server_certificate.cpp
rename to cpp/example_code/iam/tests/gtest_get_server_certificate.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_iam_create_user_assume_role_scenario.cpp b/cpp/example_code/iam/tests/gtest_iam_create_user_assume_role_scenario.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_iam_create_user_assume_role_scenario.cpp
rename to cpp/example_code/iam/tests/gtest_iam_create_user_assume_role_scenario.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_list_access_keys.cpp b/cpp/example_code/iam/tests/gtest_list_access_keys.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_list_access_keys.cpp
rename to cpp/example_code/iam/tests/gtest_list_access_keys.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_list_account_aliases.cpp b/cpp/example_code/iam/tests/gtest_list_account_aliases.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_list_account_aliases.cpp
rename to cpp/example_code/iam/tests/gtest_list_account_aliases.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_list_policies.cpp b/cpp/example_code/iam/tests/gtest_list_policies.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_list_policies.cpp
rename to cpp/example_code/iam/tests/gtest_list_policies.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_list_server_certificates.cpp b/cpp/example_code/iam/tests/gtest_list_server_certificates.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_list_server_certificates.cpp
rename to cpp/example_code/iam/tests/gtest_list_server_certificates.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_list_users.cpp b/cpp/example_code/iam/tests/gtest_list_users.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_list_users.cpp
rename to cpp/example_code/iam/tests/gtest_list_users.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_put_role_policy.cpp b/cpp/example_code/iam/tests/gtest_put_role_policy.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_put_role_policy.cpp
rename to cpp/example_code/iam/tests/gtest_put_role_policy.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_update_access_key.cpp b/cpp/example_code/iam/tests/gtest_update_access_key.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_update_access_key.cpp
rename to cpp/example_code/iam/tests/gtest_update_access_key.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_update_server_certificate.cpp b/cpp/example_code/iam/tests/gtest_update_server_certificate.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_update_server_certificate.cpp
rename to cpp/example_code/iam/tests/gtest_update_server_certificate.cpp
diff --git a/cpp/example_code/iam/gtests/gtest_update_user.cpp b/cpp/example_code/iam/tests/gtest_update_user.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/gtest_update_user.cpp
rename to cpp/example_code/iam/tests/gtest_update_user.cpp
diff --git a/cpp/example_code/iam/gtests/iam_gtests.cpp b/cpp/example_code/iam/tests/iam_gtests.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/iam_gtests.cpp
rename to cpp/example_code/iam/tests/iam_gtests.cpp
diff --git a/cpp/example_code/iam/gtests/iam_gtests.h b/cpp/example_code/iam/tests/iam_gtests.h
similarity index 100%
rename from cpp/example_code/iam/gtests/iam_gtests.h
rename to cpp/example_code/iam/tests/iam_gtests.h
diff --git a/cpp/example_code/iam/gtests/test_main.cpp b/cpp/example_code/iam/tests/test_main.cpp
similarity index 100%
rename from cpp/example_code/iam/gtests/test_main.cpp
rename to cpp/example_code/iam/tests/test_main.cpp
diff --git a/cpp/example_code/kinesis/CMakeLists.txt b/cpp/example_code/kinesis/CMakeLists.txt
index d94d7f5e34a..2e4df0175ba 100644
--- a/cpp/example_code/kinesis/CMakeLists.txt
+++ b/cpp/example_code/kinesis/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(kinesis-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/lambda/CMakeLists.txt b/cpp/example_code/lambda/CMakeLists.txt
index 8c2923d615c..cdfcca74808 100644
--- a/cpp/example_code/lambda/CMakeLists.txt
+++ b/cpp/example_code/lambda/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME lambda)
 set(SERVICE_COMPONENTS lambda iam)
diff --git a/cpp/example_code/lambda/cpp_lambda/calculator/CMakeLists.txt b/cpp/example_code/lambda/cpp_lambda/calculator/CMakeLists.txt
index 42b665c344f..28e496f256d 100644
--- a/cpp/example_code/lambda/cpp_lambda/calculator/CMakeLists.txt
+++ b/cpp/example_code/lambda/cpp_lambda/calculator/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.12)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(cpp_lambda_calculator LANGUAGES CXX)
 
diff --git a/cpp/example_code/lambda/cpp_lambda/increment/CMakeLists.txt b/cpp/example_code/lambda/cpp_lambda/increment/CMakeLists.txt
index 52d33bcde33..aefd013c65a 100644
--- a/cpp/example_code/lambda/cpp_lambda/increment/CMakeLists.txt
+++ b/cpp/example_code/lambda/cpp_lambda/increment/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.12)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(cpp_lambda_increment LANGUAGES CXX)
 
diff --git a/cpp/example_code/lambda/hello_lambda/CMakeLists.txt b/cpp/example_code/lambda/hello_lambda/CMakeLists.txt
index ba0675d51ce..597e22b7426 100644
--- a/cpp/example_code/lambda/hello_lambda/CMakeLists.txt
+++ b/cpp/example_code/lambda/hello_lambda/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.lambda.hello_lambda.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS lambda)
diff --git a/cpp/example_code/mediaconvert/CMakeLists.txt b/cpp/example_code/mediaconvert/CMakeLists.txt
index c9a16789dc0..652a9b08945 100644
--- a/cpp/example_code/mediaconvert/CMakeLists.txt
+++ b/cpp/example_code/mediaconvert/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME mediaconvert)
 set(SERVICE_COMPONENTS mediaconvert)
diff --git a/cpp/example_code/neptune/CMakeLists.txt b/cpp/example_code/neptune/CMakeLists.txt
index e74421bb1a7..8e1084b61ec 100644
--- a/cpp/example_code/neptune/CMakeLists.txt
+++ b/cpp/example_code/neptune/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(neptune-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/rds/CMakeLists.txt b/cpp/example_code/rds/CMakeLists.txt
index 21105724e15..88479d69f60 100644
--- a/cpp/example_code/rds/CMakeLists.txt
+++ b/cpp/example_code/rds/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.11)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME rds)
 set(SERVICE_COMPONENTS rds)
diff --git a/cpp/example_code/rds/getting_started_with_db_instances.cpp b/cpp/example_code/rds/getting_started_with_db_instances.cpp
index 2bd19117521..38ddf17b377 100644
--- a/cpp/example_code/rds/getting_started_with_db_instances.cpp
+++ b/cpp/example_code/rds/getting_started_with_db_instances.cpp
@@ -758,8 +758,6 @@ bool AwsDoc::RDS::describeDBInstance(const Aws::String &dbInstanceIdentifier,
     if (outcome.IsSuccess()) {
         instanceResult = outcome.GetResult().GetDBInstances()[0];
     }
-        // This example does not log an error if the DB instance does not exist.
-        // Instead, it returns false.
     else if (outcome.GetError().GetErrorType() !=
              Aws::RDS::RDSErrors::D_B_INSTANCE_NOT_FOUND_FAULT) {
         result = false;
@@ -767,6 +765,11 @@ bool AwsDoc::RDS::describeDBInstance(const Aws::String &dbInstanceIdentifier,
                   << outcome.GetError().GetMessage()
                   << std::endl;
     }
+        // This example does not log an error if the DB instance does not exist.
+        // Instead, instanceResult is set to empty.
+    else {
+        instanceResult = Aws::RDS::Model::DBInstance();
+    }
 
     return result;
 }
diff --git a/cpp/example_code/rds/hello_rds/CMakeLists.txt b/cpp/example_code/rds/hello_rds/CMakeLists.txt
index 5ac9798e5ef..14873b620a3 100644
--- a/cpp/example_code/rds/hello_rds/CMakeLists.txt
+++ b/cpp/example_code/rds/hello_rds/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.rds.hello_rds.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS rds)
diff --git a/cpp/example_code/redshift/CMakeLists.txt b/cpp/example_code/redshift/CMakeLists.txt
index 793c6fb0a8e..be3aee30a9a 100644
--- a/cpp/example_code/redshift/CMakeLists.txt
+++ b/cpp/example_code/redshift/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(redshift-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/s3-crt/CMakeLists.txt b/cpp/example_code/s3-crt/CMakeLists.txt
index 653898897ec..e146b070240 100644
--- a/cpp/example_code/s3-crt/CMakeLists.txt
+++ b/cpp/example_code/s3-crt/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set this project's name.
 project("s3-crt-examples")
diff --git a/cpp/example_code/s3/CMakeLists.txt b/cpp/example_code/s3/CMakeLists.txt
index 4c5ee8804a0..c6361665014 100644
--- a/cpp/example_code/s3/CMakeLists.txt
+++ b/cpp/example_code/s3/CMakeLists.txt
@@ -2,44 +2,41 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
+
+set(SERVICE_NAME)
+set(SERVICE_COMPONENTS s3 sts iam)
 
 # Set this project's name.
-project("s3-examples")
+project("${SERVICE_NAME}-examples")
 
-# Set the location of where Windows can find the installed libraries of the SDK.
-if(MSVC)
-    string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
-    list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
-endif()
+# Build shared libraries by default.
+set(BUILD_SHARED_LIBS ON)
 
 # Set the C++ standard to use to build this target.
 set(CMAKE_CXX_STANDARD 11)
 
-# Enable CTest for testing these code examples.
-if(BUILD_TESTS)
-    include(CTest)
-endif()
+# Use the MSVC variable to determine if this is a Windows build.
+set(WINDOWS_BUILD ${MSVC})
 
-# Build shared libraries by default.
-if(NOT BUILD_SHARED_LIBS)
-    set(BUILD_SHARED_LIBS ON)
+# Set the location of where Windows can find the installed libraries of the SDK.
+if(WINDOWS_BUILD)
+    string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
+    list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
 endif()
 
 # Find the AWS SDK for C++ package.
-find_package(AWSSDK REQUIRED COMPONENTS s3 sts iam)
+find_package(AWSSDK REQUIRED COMPONENTS ${SERVICE_COMPONENTS})
+
 
-# If the compiler is some version of Microsoft Visual C++, or another compiler simulating C++,
-# and building as shared libraries, then dynamically link to those shared libraries.
-if(MSVC AND BUILD_SHARED_LIBS)
-    add_definitions(-DUSE_IMPORT_EXPORT)
-    # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
 
-    set(CMAKE_BUILD_TYPE Debug) # Explicitly setting CMAKE_BUILD_TYPE is necessary in windows to copy dlls.
+if(WINDOWS_BUILD)
+     # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
 
-    list(APPEND SERVICE_LIST s3 sts iam)
+     # set(BIN_SUB_DIR "/Debug") # if you are building from the command line you may need to uncomment this 
+                                    # and set the proper subdirectory to the executables' location.
 
-     AWSSDK_CPY_DYN_LIBS(SERVICE_LIST "" ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE})
+     AWSSDK_CPY_DYN_LIBS(SERVICE_COMPONENTS "" ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR})
 endif()
 
 # Add the code example-specific header files.
diff --git a/cpp/example_code/s3/hello_s3/CMakeLists.txt b/cpp/example_code/s3/hello_s3/CMakeLists.txt
index 476834f2fc9..51a35d06585 100644
--- a/cpp/example_code/s3/hello_s3/CMakeLists.txt
+++ b/cpp/example_code/s3/hello_s3/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.s3.hello_s3.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS s3)
diff --git a/cpp/example_code/s3/list_objects.cpp b/cpp/example_code/s3/list_objects.cpp
index 10a5abe9124..8f72be1d4d8 100644
--- a/cpp/example_code/s3/list_objects.cpp
+++ b/cpp/example_code/s3/list_objects.cpp
@@ -78,7 +78,7 @@ int main()
         //TODO(user): Name of a bucket in your account.
         //The bucket must have at least one object in it.  One way to achieve
         //this is to configure and run put_object.cpp's executable first.
-        const Aws::String bucket_name = "my-bucket-2f2730dd-0f5d-4dfa-b55d-8d36a3bfea39";
+        const Aws::String bucket_name = "<enter_bucket_name>";
 
         Aws::Client::ClientConfiguration clientConfig;
         // Optional: Set to the AWS Region in which the bucket was created (overrides config file).
diff --git a/cpp/example_code/s3/tests/CMakeLists.txt b/cpp/example_code/s3/tests/CMakeLists.txt
index de4335de35a..46922aab065 100644
--- a/cpp/example_code/s3/tests/CMakeLists.txt
+++ b/cpp/example_code/s3/tests/CMakeLists.txt
@@ -17,6 +17,8 @@ set(CMAKE_CXX_STANDARD 14)
 # Build shared libraries by default.
 set(BUILD_SHARED_LIBS ON)
 
+enable_testing()
+
 find_package(GTest)
 
 if(NOT GTest_FOUND)
@@ -33,8 +35,11 @@ if(NOT GTest_FOUND)
 endif()
 
 
+# Use the MSVC variable to determine if this is a Windows build.
+set(WINDOWS_BUILD ${MSVC})
+
 # Set the location for Windows to find the installed libraries of the SDK.
-if(MSVC)
+if(WINDOWS_BUILD)
     string(REPLACE ";" "/aws-cpp-sdk-all;" SYSTEM_MODULE_PATH "${CMAKE_SYSTEM_PREFIX_PATH}/aws-cpp-sdk-all")
     list(APPEND CMAKE_PREFIX_PATH ${SYSTEM_MODULE_PATH})
 endif()
@@ -46,28 +51,26 @@ add_executable(
         ${CURRENT_TARGET}
 )
 
-# If the compiler is some version of Microsoft Visual C++, or another compiler simulating C++,
-# and building as shared libraries, then dynamically link to those shared libraries.
-if(MSVC AND BUILD_SHARED_LIBS)
-    add_definitions(-DUSE_IMPORT_EXPORT)
-
-    set(CMAKE_BUILD_TYPE Debug) # Explicitly set this to support library copying and test automation.
+if(WINDOWS_BUILD)
+      # set(BIN_SUB_DIR "/Debug") # if you are building from the command line you may need to uncomment this 
+                                    # and set the proper subdirectory to the executables' location.
 
+    # Copy relevant AWS SDK for C++ libraries into the current binary directory for running and debugging.
     AWSSDK_CPY_DYN_LIBS(
-        CURRENT_TARGET_AWS_DEPENDENCIES
+            CURRENT_TARGET_AWS_DEPENDENCIES
         ""
-        ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE}
-    )  
+        ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR}
+    )
 
     add_custom_command(
         TARGET
         ${CURRENT_TARGET}
         POST_BUILD
         COMMAND ${CMAKE_COMMAND} -E copy
-                ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}/${CMAKE_BUILD_TYPE}/gtest.dll
-                ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE}
+                ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}${BIN_SUB_DIR}/gtest.dll
+                ${CMAKE_CURRENT_BINARY_DIR}${BIN_SUB_DIR}
     )
- endif()
+endif()
 
 # GTEST_SOURCE_FILES can be defined in the command line to limit the files in a build. For example,
 # you can limit files to one action.
diff --git a/cpp/example_code/s3encryption/CMakeLists.txt b/cpp/example_code/s3encryption/CMakeLists.txt
index 5b23fb7f8fa..5b1dba22241 100644
--- a/cpp/example_code/s3encryption/CMakeLists.txt
+++ b/cpp/example_code/s3encryption/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set this project's name.
 project("s3-encryption-examples")
diff --git a/cpp/example_code/secretsmanager/CMakeLists.txt b/cpp/example_code/secretsmanager/CMakeLists.txt
index e48c29c879a..14540c71841 100644
--- a/cpp/example_code/secretsmanager/CMakeLists.txt
+++ b/cpp/example_code/secretsmanager/CMakeLists.txt
@@ -9,7 +9,7 @@
 
 
 # Minimal CMakeLists.txt for the AWS SDK for C++.
-cmake_minimum_required(VERSION 3.3)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(secretsmanager-example LANGUAGES CXX)
 
diff --git a/cpp/example_code/ses/CMakeLists.txt b/cpp/example_code/ses/CMakeLists.txt
index e36da98fd13..ffe7f8b91ea 100644
--- a/cpp/example_code/ses/CMakeLists.txt
+++ b/cpp/example_code/ses/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(ses-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/sns/CMakeLists.txt b/cpp/example_code/sns/CMakeLists.txt
index 9b54bdd8062..809f288324f 100644
--- a/cpp/example_code/sns/CMakeLists.txt
+++ b/cpp/example_code/sns/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME sns)
 set(SERVICE_COMPONENTS sns)
diff --git a/cpp/example_code/sns/hello_sns/CMakeLists.txt b/cpp/example_code/sns/hello_sns/CMakeLists.txt
index 6e5dc688a54..316af3e065f 100644
--- a/cpp/example_code/sns/hello_sns/CMakeLists.txt
+++ b/cpp/example_code/sns/hello_sns/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.sns.hello_sns.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS sns)
diff --git a/cpp/example_code/sqs/CMakeLists.txt b/cpp/example_code/sqs/CMakeLists.txt
index 0d03de7fef9..4a7fa859bac 100644
--- a/cpp/example_code/sqs/CMakeLists.txt
+++ b/cpp/example_code/sqs/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME sqs)
 set(SERVICE_COMPONENTS sqs)
diff --git a/cpp/example_code/sqs/hello_sqs/CMakeLists.txt b/cpp/example_code/sqs/hello_sqs/CMakeLists.txt
index b736943685a..be7ce136b41 100644
--- a/cpp/example_code/sqs/hello_sqs/CMakeLists.txt
+++ b/cpp/example_code/sqs/hello_sqs/CMakeLists.txt
@@ -3,7 +3,7 @@
 
 # snippet-start:[cpp.example_code.sqs.hello_sqs.cmake]
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set the AWS service components used by this project.
 set(SERVICE_COMPONENTS sqs)
diff --git a/cpp/example_code/storage_gateway/CMakeLists.txt b/cpp/example_code/storage_gateway/CMakeLists.txt
index 1977d539c02..f99b14a0e56 100644
--- a/cpp/example_code/storage_gateway/CMakeLists.txt
+++ b/cpp/example_code/storage_gateway/CMakeLists.txt
@@ -7,7 +7,7 @@
 # CONDITIONS OF ANY KIND, either express or implied. See the License for the
 # specific language governing permissions and limitations under the License.
 
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.13)
 project(sg-examples)
 set (CMAKE_CXX_STANDARD 11)
 
diff --git a/cpp/example_code/sts/CMakeLists.txt b/cpp/example_code/sts/CMakeLists.txt
index a9132eecdb2..36decf4c35f 100644
--- a/cpp/example_code/sts/CMakeLists.txt
+++ b/cpp/example_code/sts/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 set(SERVICE_NAME sts)
 set(SERVICE_COMPONENTS sts iam s3)
diff --git a/cpp/example_code/sts/gtests/CMakeLists.txt b/cpp/example_code/sts/tests/CMakeLists.txt
similarity index 100%
rename from cpp/example_code/sts/gtests/CMakeLists.txt
rename to cpp/example_code/sts/tests/CMakeLists.txt
diff --git a/cpp/example_code/sts/gtests/gtest_assume_role.cpp b/cpp/example_code/sts/tests/gtest_assume_role.cpp
similarity index 100%
rename from cpp/example_code/sts/gtests/gtest_assume_role.cpp
rename to cpp/example_code/sts/tests/gtest_assume_role.cpp
diff --git a/cpp/example_code/sts/gtests/sts_gtests.cpp b/cpp/example_code/sts/tests/sts_gtests.cpp
similarity index 100%
rename from cpp/example_code/sts/gtests/sts_gtests.cpp
rename to cpp/example_code/sts/tests/sts_gtests.cpp
diff --git a/cpp/example_code/sts/gtests/sts_gtests.h b/cpp/example_code/sts/tests/sts_gtests.h
similarity index 100%
rename from cpp/example_code/sts/gtests/sts_gtests.h
rename to cpp/example_code/sts/tests/sts_gtests.h
diff --git a/cpp/example_code/sts/gtests/test_main.cpp b/cpp/example_code/sts/tests/test_main.cpp
similarity index 100%
rename from cpp/example_code/sts/gtests/test_main.cpp
rename to cpp/example_code/sts/tests/test_main.cpp
diff --git a/cpp/example_code/transcribe/CMakeLists.txt b/cpp/example_code/transcribe/CMakeLists.txt
index c0f4f7ce4c8..11279c91ca7 100644
--- a/cpp/example_code/transcribe/CMakeLists.txt
+++ b/cpp/example_code/transcribe/CMakeLists.txt
@@ -1,5 +1,5 @@
 # CMakeLists.txt
-cmake_minimum_required(VERSION 3.11)
+cmake_minimum_required(VERSION 3.13)
 set(CMAKE_CXX_STANDARD 11)
 project(get_transcript LANGUAGES CXX)
 
diff --git a/cpp/example_code/transfer-manager/CMakeLists.txt b/cpp/example_code/transfer-manager/CMakeLists.txt
index 25a2a4cb184..bf639abc476 100644
--- a/cpp/example_code/transfer-manager/CMakeLists.txt
+++ b/cpp/example_code/transfer-manager/CMakeLists.txt
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Set the minimum required version of CMake for this project.
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.13)
 
 # Set this project's name.
 project("tm-examples")
diff --git a/cpp/run_automated_tests.py b/cpp/run_automated_tests.py
index 668235b5c44..36096161225 100644
--- a/cpp/run_automated_tests.py
+++ b/cpp/run_automated_tests.py
@@ -18,6 +18,11 @@
 #
 #   'python3 run_automated_tests.py -23 -s s3'
 #
+# To enable parallel builds, the environment variable PARALLEL_BUILD can be set to a number.
+#
+#   'export PARALLEL_BUILD=$(nproc)'
+#
+
 
 
 import os
@@ -27,6 +32,7 @@
 import glob
 import re
 import datetime
+import sys
 
 build_sub_dir = "build_tests"
 
@@ -45,6 +51,8 @@ def build_cmake_tests(cmake_files, executable_pattern) :
 
     cmake_args = os.getenv("EXTRA_CMAKE_ARGS")
 
+    parallel_build = os.getenv("PARALLEL_BUILD")
+
     for cmake_file in cmake_files :
         source_dir = os.path.dirname(cmake_file)
         module_build_dir = os.path.join(build_dir, source_dir)
@@ -56,13 +64,21 @@ def build_cmake_tests(cmake_files, executable_pattern) :
             cmake_command.append(cmake_args)
         cmake_command.append(os.path.join(base_dir, source_dir))
 
+        if sys.platform == "win32":
+            cmake_command.append('-DBIN_SUB_DIR=/Debug') 
+
         result_code = subprocess.call(cmake_command, shell=False)
         if result_code != 0 :
             print(f"Error with cmake for {source_dir}")
             has_error = True
             continue
 
-        result_code = subprocess.call(['cmake', '--build', '.'], shell=False)
+        if parallel_build is not None:
+            print("building parallel")
+            result_code = subprocess.call(['cmake', '--build', '.',  '--parallel', f'{parallel_build}'], shell=False)
+        else:
+            result_code = subprocess.call(['cmake', '--build', '.'], shell=False)
+
         if result_code != 0 :
             has_error = True
             continue