diff --git a/.envrc b/.envrc
index fd1fd93b..33a38f1b 100644
--- a/.envrc
+++ b/.envrc
@@ -72,5 +72,7 @@ export RUBY_CFLAGS="$CFLAGS"
 
 [[ -f .envrc.local ]] && source .envrc.local
 
-
+if [[ $(uname -s) == "Darwin" ]]; then
+  export BULLET_ENABLED=true
+fi
 
diff --git a/.rubocop.yml b/.rubocop.yml
index d2e59faf..d0ecd843 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -17,7 +17,7 @@ RSpecRails/InferredSpecType:
   Enabled: false
 
 Metrics/ClassLength:
-  Max: 300
+  Enabled: false
 
 Metrics/ModuleLength:
   Enabled: false
diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 36b2c560..33975bce 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2024-05-20 21:02:26 UTC using RuboCop version 1.63.5.
+# on 2024-08-02 21:17:29 UTC using RuboCop version 1.65.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -16,11 +16,11 @@ Lint/UnmodifiedReduceAccumulator:
   Exclude:
     - 'app/helpers/shifts_helper.rb'
 
-# Offense count: 6
+# Offense count: 7
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns, inherit_mode.
 # AllowedMethods: refine
 Metrics/BlockLength:
-  Max: 47
+  Max: 63
 
 # Offense count: 12
 # Configuration parameters: AllowedMethods, AllowedPatterns.
@@ -30,7 +30,7 @@ Metrics/CyclomaticComplexity:
 # Offense count: 50
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
 Metrics/MethodLength:
-  Max: 60
+  Max: 46
 
 # Offense count: 10
 # Configuration parameters: AllowedMethods, AllowedPatterns.
@@ -44,7 +44,7 @@ Naming/MethodParameterName:
   Exclude:
     - 'spec/support/time_extensions.rb'
 
-# Offense count: 22
+# Offense count: 26
 # Configuration parameters: Prefixes, AllowedPatterns.
 # Prefixes: when, with, without
 RSpec/ContextWording:
@@ -59,10 +59,14 @@ RSpec/DescribeClass:
   Exclude:
     - 'spec/lib/fnf/music_submissions_spec.rb'
 
-# Offense count: 29
+# Offense count: 1
+RSpec/MultipleExpectations:
+  Max: 3
+
+# Offense count: 23
 # Configuration parameters: AllowSubject.
 RSpec/MultipleMemoizedHelpers:
-  Max: 11
+  Max: 7
 
 # Offense count: 2
 # Configuration parameters: EnforcedStyle, IgnoreSharedExamples.
@@ -72,7 +76,7 @@ RSpec/NamedSubject:
     - 'spec/lib/fnf/csv_reader_spec.rb'
     - 'spec/models/ticket_request_spec.rb'
 
-# Offense count: 86
+# Offense count: 84
 # Configuration parameters: AllowedGroups.
 RSpec/NestedGroups:
   Max: 6
@@ -91,7 +95,7 @@ RSpec/RepeatedExampleGroupBody:
   Exclude:
     - 'spec/models/event_spec.rb'
 
-# Offense count: 9
+# Offense count: 12
 # Configuration parameters: Database, Include.
 # SupportedDatabases: mysql, postgresql
 # Include: db/**/*.rb
@@ -124,7 +128,7 @@ Rails/HelperInstanceVariable:
   Exclude:
     - 'app/helpers/shifts_helper.rb'
 
-# Offense count: 23
+# Offense count: 24
 Rails/I18nLocaleTexts:
   Exclude:
     - 'app/controllers/events_controller.rb'
@@ -148,7 +152,7 @@ Rails/NotNullColumn:
     - 'db/migrate/20130226221916_add_user_to_ticket_request.rb'
     - 'db/migrate/20130311213508_add_event_id_to_ticket_request.rb'
 
-# Offense count: 9
+# Offense count: 22
 # Configuration parameters: Include.
 # Include: db/**/*.rb
 Rails/ReversibleMigration:
@@ -182,21 +186,13 @@ Rails/ThreeStateBooleanColumn:
     - 'db/migrate/20140616030905_change_camping_type_on_ticket_requests.rb'
     - 'db/migrate/20150609064608_add_agrees_terms_to_ticket_requests.rb'
 
-# Offense count: 2
-# Configuration parameters: Include.
-# Include: app/models/**/*.rb
-Rails/UniqueValidationWithoutIndex:
-  Exclude:
-    - 'app/models/payment.rb'
-    - 'app/models/site_admin.rb'
-
 # Offense count: 2
 # This cop supports safe autocorrection (--autocorrect).
 Rake/Desc:
   Exclude:
     - 'Rakefile'
 
-# Offense count: 87
+# Offense count: 94
 # Configuration parameters: AllowedConstants.
 Style/Documentation:
   Enabled: false
@@ -209,18 +205,16 @@ Style/FrozenStringLiteralComment:
   Exclude:
     - 'app/models/application_record.rb'
 
-# Offense count: 6
+# Offense count: 2
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: MinBodyLength, AllowConsecutiveConditionals.
 Style/GuardClause:
   Exclude:
     - 'app/controllers/application_controller.rb'
-    - 'app/controllers/ticket_requests_controller.rb'
-    - 'app/models/event.rb'
 
-# Offense count: 27
+# Offense count: 34
 # This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, AllowedPatterns.
 # URISchemes: http, https
 Layout/LineLength:
-  Max: 252
+  Max: 154
diff --git a/Gemfile b/Gemfile
index aa9f3af2..3a28319b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -101,6 +101,7 @@ end
 
 group :development do
   gem 'asciidoctor'
+  gem 'bullet', require: false
   # gem 'rack-mini-profiler'
   gem 'better_errors'
   gem 'binding_of_caller'
diff --git a/Gemfile.lock b/Gemfile.lock
index 1e6836a8..5d95d76c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,6 +105,9 @@ GEM
     brakeman (6.1.2)
       racc
     builder (3.3.0)
+    bullet (7.2.0)
+      activesupport (>= 3.0.0)
+      uniform_notifier (~> 1.11)
     capistrano (3.19.1)
       airbrussh (>= 1.0.0)
       i18n
@@ -436,6 +439,7 @@ GEM
       concurrent-ruby (~> 1.0)
     unaccent (0.4.0)
     unicode-display_width (2.5.0)
+    uniform_notifier (1.16.0)
     ventable (1.3.1)
       activesupport (>= 5)
     warden (1.2.9)
@@ -474,6 +478,7 @@ DEPENDENCIES
   binding_of_caller
   bootsnap
   brakeman
+  bullet
   capistrano
   capistrano-faster-assets
   capistrano-rails
diff --git a/Makefile b/Makefile
index 13c544c2..50bdef97 100755
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,7 @@ reset:		## Complete reset of the databases and runs the rspec and rubocop
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Creating local databases...$(clear)\n"
 		@bundle exec rake db:create:all
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Migrating development...$(clear)\n"
-		@bundle exec rake db:migrate
+		@bundle exec rake db:migrate:with_data
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Seeding development...$(clear)\n"
 		@bundle exec rake db:seed
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Cloning to test DB...$(clear)\n"
@@ -84,7 +84,7 @@ db-create:  	node_modules ## Create if necessary, migrate and seed the database
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Creating Database:    [$(DEV_DB)]$(clear)\n"
 		@bin/rails db:create
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Migrating Databases:  [$(DEV_DB)]$(clear)\n"
-		@bin/rails db:migrate
+		@bin/rails db:migrate:with_data
 		@printf "\n$(bg_purple)  👉  $(purple)$(clear)  $(yellow)Seeding dev database: [$(DEV_DB)]$(clear)\n"
 		@bin/rails db:seed
 
@@ -109,7 +109,7 @@ dev:          	gems node_modules db-create foreman ## Start the development envi
 
 
 ci: 		## Run all tests and linters as if on CI
-		bin/rails db:migrate
+		bin/rails db:migrate:with_data
 		bin/rails db:test:prepare
 		bundle exec rspec
 		bundle exec rubocop
diff --git a/Procfile.dev b/Procfile.dev
index 417662d7..2fb4a7c7 100644
--- a/Procfile.dev
+++ b/Procfile.dev
@@ -1,5 +1,5 @@
 # vim: ft=yaml
-web: bin/rails server -p 8080
+web: BULLET_ENABLED=true bin/rails server -p 8080
 js: yarn watch:js
 css: yarn watch:css
 browser: sleep 4 && open http://tickets-local.fnf.org:8080/ && while true; do sleep 100; echo .; done
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 5d19096d..51566271 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -33,13 +33,22 @@ def stripe_publishable_api_key
 
   def set_event
     event_id = permitted_params[:event_id].to_i
-    Rails.logger.debug { "#set_event() => event_id = #{event_id}, params[:event_id] => #{permitted_params[:event_id]}" }
+    event_slug = permitted_params[:event_id].delete("#{event_id}-")
 
-    @event = Event.where(id: event_id).first
-    if @event.nil?
-      flash.now[:error] = "Event with id #{event_id} was not found."
+    Rails.logger.debug { "#set_event() => event_id = #{event_id}, event_slug = #{event_slug} params[:event_id] => #{permitted_params[:event_id]}" }
+
+    event_not_found = lambda do |eid, flash|
+      flash.now[:error] = "Event with id #{eid} was not found."
       raise ArgumentError, flash.now[:error]
     end
+
+    @event = Event.where(id: event_id).first
+
+    if @event.slug != event_slug
+      Rails.logger.warn("Event slug mismatch: [#{event_slug}] != [#{@event&.slug}]")
+    end
+
+    event_not_found[event_id, flash] if @event.nil?
   end
 
   def ticket_request_id
diff --git a/app/controllers/events_controller.rb b/app/controllers/events_controller.rb
index 3a176b7f..95c85eec 100644
--- a/app/controllers/events_controller.rb
+++ b/app/controllers/events_controller.rb
@@ -10,9 +10,9 @@ class EventsController < ApplicationController
 
   def index
     if current_user.site_admin?
-      @events = Event.order(start_time: :desc)
+      @events = Event.includes(:ticket_requests).order(start_time: :desc)
     elsif current_user.event_admin?
-      @events = current_user.events_administrated.order(:start_time)
+      @events = current_user.events_administrated.includes(:ticket_requests).order(:start_time)
     else
       redirect_to :root
     end
diff --git a/app/models/ticket_request.rb b/app/models/ticket_request.rb
index 15c5fce7..40178704 100644
--- a/app/models/ticket_request.rb
+++ b/app/models/ticket_request.rb
@@ -101,11 +101,11 @@ def csv_columns
   include ActiveModel::Validations::Callbacks
 
   STATUSES = [
-    STATUS_PENDING          = 'P',
+    STATUS_PENDING = 'P',
     STATUS_AWAITING_PAYMENT = 'A',
-    STATUS_DECLINED         = 'D',
-    STATUS_COMPLETED        = 'C',
-    STATUS_REFUNDED         = 'R'
+    STATUS_DECLINED = 'D',
+    STATUS_COMPLETED = 'C',
+    STATUS_REFUNDED = 'R'
   ].freeze
 
   STATUS_NAMES = {
@@ -133,7 +133,7 @@ def csv_columns
   }.freeze
 
   belongs_to :user, inverse_of: :ticket_requests
-  belongs_to :event, inverse_of: :ticket_requests
+  belongs_to :event, inverse_of: :ticket_requests, touch: true
 
   has_one :payment, inverse_of: :ticket_request
 
@@ -268,11 +268,7 @@ def refund
 
   # calculate the total price for this ticket request
   def price
-    return special_price if special_price
-
-    total = tickets_price
-    total += calculate_addons_price
-    total
+    @price ||= special_price.presence || (tickets_price + calculate_addons_price)
   end
 
   def tickets_price
@@ -282,14 +278,17 @@ def tickets_price
   end
 
   def calculate_addons_price
-    return 0 unless ticket_request_event_addons?
-
-    tr_addons_price = 0
-    ticket_request_event_addons.each do |tr_event_addon|
-      tr_addons_price += tr_event_addon.calculate_cost
-    end
+    @calculate_addons_price ||=
+      if ticket_request_event_addons?
+        tr_addons_price = 0
+        ticket_request_event_addons.each do |tr_event_addon|
+          tr_addons_price += tr_event_addon.calculate_cost
+        end
 
-    tr_addons_price
+        tr_addons_price
+      else
+        0
+      end
   end
 
   def cost
@@ -354,27 +353,28 @@ def build_ticket_request_event_addons_from_params(build_params)
   end
 
   def active_addons
-    ticket_request_event_addons.where('quantity > ?', 0)
+    @active_addons ||= ticket_request_event_addons.where('quantity > ?', 0)
   end
 
   def active_addons_sum
-    active_addons.sum(&:quantity)
+    @active_addons_sum ||= active_addons.sum(&:quantity)
   end
 
   def active_sorted_addons
-    active_addons.sort_by { |e| [e.category, e.price, e.name] }
+    @active_sorted_addons ||= active_addons.sort_by { |e| [e.category, e.price, e.name] }
   end
 
   def active_addon_pass_sum
-    active_addon_sum_quantity_by_category(Addon::CATEGORY_PASS)
+    @active_addon_pass_sum ||= active_addon_sum_quantity_by_category(Addon::CATEGORY_PASS)
   end
 
   def active_addon_camp_sum
-    active_addon_sum_quantity_by_category(Addon::CATEGORY_CAMP)
+    @active_addon_camp_sum ||= active_addon_sum_quantity_by_category(Addon::CATEGORY_CAMP)
   end
 
   def active_addon_sum_quantity_by_category(category)
-    active_addons.select { |addon| addon.category == category }.sum(&:quantity)
+    @active_addon_sum_quantity_by_category ||= {}
+    @active_addon_sum_quantity_by_category[category] ||= active_addons.select { |addon| addon.category == category }.sum(&:quantity)
   end
 
   def ticket_request_event_addons?
diff --git a/app/views/events/_event.html.haml b/app/views/events/_event.html.haml
new file mode 100644
index 00000000..a1c19497
--- /dev/null
+++ b/app/views/events/_event.html.haml
@@ -0,0 +1,21 @@
+- status_widget = event.status
+
+%tr
+  %td.p-1.align-content-center
+    .span.me-1
+      = link_to event, class: "text-nowrap btn btn-#{status_widget.css_class} btn-sm btn-event-name" do
+        = event.name.truncate(35, separator: /\s/)
+  %td.p-1.optional.align-content-center.mx-4.text-nowrap
+    %span{class: "text-#{status_widget.css_class}"}= status_widget.name
+  %td.p-1.text-end.optional.align-content-center
+    = number_with_delimiter(event.ticket_requests.count)
+  %td.p-1.text-end.align-content-center
+    = number_with_delimiter(event.ticket_requests.sum(&:guest_count))
+  %td.p-1.text-end.optional.align-content-center
+    = number_to_currency(event.ticket_requests.completed.sum(&:cost))
+  %td.p-1.text-end.optional.align-content-center
+    = number_to_currency(event.ticket_requests.awaiting_payment.sum(&:cost))
+  %td.text-nowrap.small.align-content-center.event-dates.optional-small
+    = TimeHelper.for_display(event.start_time.localtime)
+    %br
+    = TimeHelper.for_display(event.end_time.localtime)
diff --git a/app/views/events/index.html.haml b/app/views/events/index.html.haml
index aea54f4c..57fb6357 100644
--- a/app/views/events/index.html.haml
+++ b/app/views/events/index.html.haml
@@ -19,28 +19,7 @@
           %th.bg-body-secondary.text-end.optional Awaiting Payment
           %th.bg-body-secondary.optional-small Start Time / End Time
       %tbody
-        - @events.each do |event|
-          - status_widget = event.status
-
-          %tr
-            %td.p-1.align-content-center
-              .span.me-1
-                = link_to event, class: "text-nowrap btn btn-#{status_widget.css_class} btn-sm btn-event-name" do
-                  = event.name.truncate(35, separator: /\s/)
-            %td.p-1.optional.align-content-center.mx-4.text-nowrap
-              %span{class: "text-#{status_widget.css_class}"}= status_widget.name
-            %td.p-1.text-end.optional.align-content-center
-              = number_with_delimiter(event.ticket_requests.count)
-            %td.p-1.text-end.align-content-center
-              = number_with_delimiter(event.ticket_requests.sum(&:guest_count))
-            %td.p-1.text-end.optional.align-content-center
-              = number_to_currency(event.ticket_requests.completed.sum(&:cost))
-            %td.p-1.text-end.optional.align-content-center
-              = number_to_currency(event.ticket_requests.awaiting_payment.sum(&:cost))
-            %td.text-nowrap.small.align-content-center.event-dates.optional-small
-              = TimeHelper.for_display(event.start_time.localtime)
-              %br
-              = TimeHelper.for_display(event.end_time.localtime)
+        = render partial: 'events/event', collection: @events, cached: true
 
   .card-footer.bg-dark-subtle
     = link_to new_event_path, class: 'btn btn-warning ' do
diff --git a/config/application.rb b/config/application.rb
index 9026fa7f..82f5a436 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -86,5 +86,7 @@ class Application < Rails::Application
       min_threads: 1,
       max_threads: 3,
       idletime:    30.seconds
+
+    config.cache_store = :mem_cache_store, '127.0.0.1:11211', { pool: { size: 10 } }
   end
 end
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 1ae44cb8..f8072c08 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -2,6 +2,9 @@
 
 require 'active_support/core_ext/integer/time'
 
+BULLET_ENABLED = ENV.fetch('BULLET_ENABLED', false)
+require 'bullet' if BULLET_ENABLED
+
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
 
@@ -24,8 +27,6 @@
   if Rails.root.join('tmp/caching-dev.txt').exist?
     config.action_controller.perform_caching               = true
     config.action_controller.enable_fragment_cache_logging = true
-
-    config.cache_store                = :memory_store
     config.public_file_server.headers = { 'Cache-Control' => "public, max-age=#{2.days.to_i}" }
   else
     config.action_controller.perform_caching = false
@@ -115,4 +116,25 @@
     secret_api_key:      Rails.application.credentials.development.dig(:stripe, :secret_api_key),
     publishable_api_key: Rails.application.credentials.development.dig(:stripe, :publishable_api_key)
   }
+
+  if BULLET_ENABLED
+    config.after_initialize do
+      Bullet.enable = true
+      Bullet.alert = true
+      Bullet.bullet_logger = true
+      Bullet.console = true
+      Bullet.add_footer = true
+
+      Bullet.skip_html_injection = false
+
+      Bullet.sentry = false
+      Bullet.rails_logger = true
+      Bullet.honeybadger = false
+      Bullet.bugsnag = false
+      Bullet.appsignal = false
+      Bullet.airbrake = false
+      Bullet.rollbar = false
+      # Bullet.slack = { webhook_url: 'http://some.slack.url', channel: '#default', username: 'notifier' }
+    end
+  end
 end
diff --git a/config/environments/production.rb b/config/environments/production.rb
index e3b83e2e..0f6022dc 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -70,7 +70,7 @@
   config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info')
 
   # Use a different cache store in production.
-  config.cache_store = :memory_store
+  # config.cache_store = :memory_store
 
   # Use a real queuing backend for Active Job (and separate queues per environment).
   # config.active_job.queue_adapter = :resque
diff --git a/config/routes.rb b/config/routes.rb
index cbf1e0be..2ed7b2e5 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 
-# rubocop: disable Metrics/BlockLength
 Rails.application.routes.draw do
   root 'home#index'
   # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
@@ -73,4 +72,3 @@
   get '/tickets/request/:event_id', to: 'ticket_requests#new', as: :tickets_request
   get '/attend/:event_id', to: 'ticket_requests#new', as: :attend_event
 end
-# rubocop: enable Metrics/BlockLength
diff --git a/spec/controllers/payments_controller_spec.rb b/spec/controllers/payments_controller_spec.rb
index 257746ab..1305ee64 100644
--- a/spec/controllers/payments_controller_spec.rb
+++ b/spec/controllers/payments_controller_spec.rb
@@ -37,7 +37,7 @@
   end
 
   describe 'GET #show' do
-    subject { get :show, params: { id: payment.id, event_id: ticket_request.event.id, ticket_request_id: ticket_request.id } }
+    subject { get :show, params: { id: payment.id, event_id: ticket_request.event.to_param, ticket_request_id: ticket_request.id } }
 
     context 'when payment exists' do
       it { is_expected.to have_http_status(:ok) }
diff --git a/spec/controllers/ticket_requests_controller_spec.rb b/spec/controllers/ticket_requests_controller_spec.rb
index 7d24e2f4..da6e9ae2 100644
--- a/spec/controllers/ticket_requests_controller_spec.rb
+++ b/spec/controllers/ticket_requests_controller_spec.rb
@@ -130,7 +130,7 @@
   end
 
   describe 'POST #create' do
-    let(:event) { create(:event, tickets_require_approval: true) }
+    let(:event) { create(:event, tickets_require_approval: true, slug: 'created-event') }
 
     let(:ticket_request_params) { build(:ticket_request, event:).as_json }
 
diff --git a/spec/models/ticket_request_spec.rb b/spec/models/ticket_request_spec.rb
index 7119d95e..0b1e3bfd 100644
--- a/spec/models/ticket_request_spec.rb
+++ b/spec/models/ticket_request_spec.rb
@@ -4,31 +4,31 @@
 #
 # Table name: ticket_requests
 #
-#  id                      :bigint           not null, primary key
-#  address_line1           :string(200)
-#  address_line2           :string(200)
-#  admin_notes             :string(512)
-#  adults                  :integer          default(1), not null
-#  agrees_to_terms         :boolean
-#  city                    :string(50)
-#  country_code            :string(4)
-#  deleted_at              :datetime
-#  donation                :decimal(8, 2)    default(0.0)
-#  guests                  :text
-#  kids                    :integer          default(0), not null
-#  needs_assistance        :boolean          default(FALSE), not null
-#  notes                   :string(500)
-#  previous_contribution   :string(250)
-#  role                    :string           default("volunteer"), not null
-#  role_explanation        :string(200)
-#  special_price           :decimal(8, 2)
-#  state                   :string(50)
-#  status                  :string(1)        not null
-#  zip_code                :string(32)
-#  created_at              :datetime         not null
-#  updated_at              :datetime         not null
-#  event_id                :integer          not null
-#  user_id                 :integer          not null
+#  id                    :bigint           not null, primary key
+#  address_line1         :string(200)
+#  address_line2         :string(200)
+#  admin_notes           :string(512)
+#  adults                :integer          default(1), not null
+#  agrees_to_terms       :boolean
+#  city                  :string(50)
+#  country_code          :string(4)
+#  deleted_at            :datetime
+#  donation              :decimal(8, 2)    default(0.0)
+#  guests                :text
+#  kids                  :integer          default(0), not null
+#  needs_assistance      :boolean          default(FALSE), not null
+#  notes                 :string(500)
+#  previous_contribution :string(250)
+#  role                  :string           default("volunteer"), not null
+#  role_explanation      :string(200)
+#  special_price         :decimal(8, 2)
+#  state                 :string(50)
+#  status                :string(1)        not null
+#  zip_code              :string(32)
+#  created_at            :datetime         not null
+#  updated_at            :datetime         not null
+#  event_id              :integer          not null
+#  user_id               :integer          not null
 #
 # Indexes
 #
@@ -270,7 +270,7 @@
     let(:event) do
       build(:event,
             adult_ticket_price: adult_price,
-            kid_ticket_price:   kid_price)
+            kid_ticket_price: kid_price)
     end
     let(:ticket_request) do
       build(:ticket_request,
@@ -313,6 +313,53 @@
     it 'calculates event addons price for ticket request' do
       expect(ticket_request.calculate_addons_price).to eq(event_addon.price * ticket_request_event_addon.quantity)
     end
+
+    describe '#active_addon_sum_quantity_by_category' do
+      it 'camping and pass category' do
+        expect(ticket_request.active_addon_sum_quantity_by_category(Addon::CATEGORY_PASS)).to eq(1)
+        expect(ticket_request.active_addon_sum_quantity_by_category(Addon::CATEGORY_CAMP)).to eq(0)
+      end
+    end
+  end
+
+  describe '#active_addons' do
+    let!(:event) { create(:event) }
+    let!(:event_addon) { create(:event_addon, price: 10) }
+    let!(:ticket_request) { create(:ticket_request, event_id: event.id) }
+    let!(:ticket_request_event_addon) do
+      create(:ticket_request_event_addon, event_addon_id: event_addon.id, ticket_request_id: ticket_request.id, quantity: 1)
+    end
+
+    it 'returns an active record association' do
+      expect(ticket_request.active_addons).to be_a(ActiveRecord::AssociationRelation)
+    end
+
+    it 'finds one active addon for ticket request' do
+      expect(ticket_request.active_addons.count).to eq(1)
+    end
+
+    it 'finds no active addons after update setting quantity to 0' do
+      ticket_request_event_addon.update(quantity: 0)
+      expect(ticket_request.active_addons.count).to eq(0)
+    end
+  end
+
+  describe '#active_addons_sum' do
+    let!(:event) { create(:event) }
+    let!(:event_addon) { create(:event_addon, price: 10) }
+    let!(:ticket_request) { create(:ticket_request, event_id: event.id) }
+    let!(:ticket_request_event_addon) do
+      create(:ticket_request_event_addon, event_addon_id: event_addon.id, ticket_request_id: ticket_request.id, quantity: 1)
+    end
+
+    it 'gets total active addons for ticket request' do
+      expect(ticket_request.active_addons_sum).to eq(1)
+    end
+
+    it 'gets 2 addons for ticket request after update of quantity' do
+      ticket_request_event_addon.update(quantity: 2)
+      expect(ticket_request.active_addons_sum).to eq(2)
+    end
   end
 
   describe '#total_tickets' do