diff --git a/docs/DeveloperGuide.md b/docs/DeveloperGuide.md
index 59e761977..20f2d9d09 100644
--- a/docs/DeveloperGuide.md
+++ b/docs/DeveloperGuide.md
@@ -381,7 +381,7 @@ When the `execute()` method is invoked
 
 ### Help
 
-![Help Execution](images/sequence/HelpCommand_execute.png)
+![Help Execution](images/sequence/HelpCommand_execute.svg)
 <br>*Figure 25: Execution of `help` Command Sequence Diagram*
 
 API: [HelpCommand.java](https://github.com/AY2324S1-CS2113-T17-2/tp/blob/master/src/main/java/seedu/cafectrl/command/HelpCommand.java)
diff --git a/docs/UserGuide.md b/docs/UserGuide.md
index 4d781c82a..82efd90ae 100644
--- a/docs/UserGuide.md
+++ b/docs/UserGuide.md
@@ -440,6 +440,7 @@ Format: `bye`
      ------------------------------------------------------------------------
      ```
 7. If the user manually adds an order of dish that does not exist in menu to orders.txt, the order will still be generated but the new dish will not be added to the menu.
+8. The decoder of orders.txt will use the string **the last day has no orders but please account for it** as keywords to mark the end of the order history. If the user moves the string, any orders after it will be discarded. 
 
 ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
 ## Command Summary
diff --git a/docs/images/sequence/HelpCommand_execute.svg b/docs/images/sequence/HelpCommand_execute.svg
new file mode 100644
index 000000000..e9e5a4cdb
--- /dev/null
+++ b/docs/images/sequence/HelpCommand_execute.svg
@@ -0,0 +1 @@
+<?xml version="1.0" encoding="us-ascii" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentStyleType="text/css" height="233px" preserveAspectRatio="none" style="width:617px;height:233px;background:#FFFFFF;" version="1.1" viewBox="0 0 617 233" width="617px" zoomAndPan="magnify"><defs/><g><rect fill="#FFFFFF" height="114.582" style="stroke:#181818;stroke-width:1.0;" width="10" x="135" y="71.9121"/><rect fill="#FFFFFF" height="83.291" style="stroke:#181818;stroke-width:1.0;" width="10" x="239" y="103.2031"/><rect fill="#FFFFFF" height="28" style="stroke:#181818;stroke-width:1.0;" width="10" x="244" y="142.4941"/><line style="stroke:#181818;stroke-width:0.5;stroke-dasharray:5.0,5.0;" x1="40" x2="40" y1="38.6211" y2="195.4941"/><line style="stroke:#181818;stroke-width:0.5;stroke-dasharray:5.0,5.0;" x1="140" x2="140" y1="38.6211" y2="195.4941"/><line style="stroke:#181818;stroke-width:0.5;stroke-dasharray:5.0,5.0;" x1="244" x2="244" y1="38.6211" y2="195.4941"/><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="70" x="5" y="5"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="56" x="12" y="27.1074">:CafeCtrl</text><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="70" x="5" y="194.4941"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="56" x="12" y="216.6016">:CafeCtrl</text><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="110" x="85" y="5"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="96" x="92" y="27.1074">:HelpCommand</text><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="110" x="85" y="194.4941"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="96" x="92" y="216.6016">:HelpCommand</text><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="30" x="229" y="5"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="16" x="236" y="27.1074">:Ui</text><rect fill="#E2E2F0" height="32.6211" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="30" x="229" y="194.4941"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="16" x="236" y="216.6016">:Ui</text><rect fill="#FFFFFF" height="114.582" style="stroke:#181818;stroke-width:1.0;" width="10" x="135" y="71.9121"/><rect fill="#FFFFFF" height="83.291" style="stroke:#181818;stroke-width:1.0;" width="10" x="239" y="103.2031"/><rect fill="#FFFFFF" height="28" style="stroke:#181818;stroke-width:1.0;" width="10" x="244" y="142.4941"/><polygon fill="#181818" points="123,67.9121,133,71.9121,123,75.9121,127,71.9121" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="40" x2="129" y1="71.9121" y2="71.9121"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="7" x="47" y="66.6494">1</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="54" x="58" y="66.6494">execute()</text><polygon fill="#181818" points="227,99.2031,237,103.2031,227,107.2031,231,103.2031" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="145" x2="233" y1="103.2031" y2="103.2031"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="7" x="152" y="97.9404">2</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="64" x="163" y="97.9404">showHelp()</text><line style="stroke:#181818;stroke-width:1.0;" x1="254" x2="296" y1="134.4941" y2="134.4941"/><line style="stroke:#181818;stroke-width:1.0;" x1="296" x2="296" y1="134.4941" y2="147.4941"/><line style="stroke:#181818;stroke-width:1.0;" x1="255" x2="296" y1="147.4941" y2="147.4941"/><polygon fill="#181818" points="265,143.4941,255,147.4941,265,151.4941,261,147.4941" style="stroke:#181818;stroke-width:1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="7" x="261" y="129.2314">3</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="338" x="272" y="129.2314">showToUserWithSpaceBetweenLines(messages: String...)</text><!--SRC=[POmz4u8m68Ft_WgEHHo0lOE3B0vko3c_bWYzen-sRyMVB-e4BhbBdYIxaTb7MTT-8il9J9Lofevu95Y5ijSq1392K69daxaX297BXkveE4nvLXwoN9um-SOPGxRFPOONL68KUq6AzPCOcufOszz7fvTf7DtyGUljWiHNDysBwoB2LVFOUb8uWcV0dhL5B0nYf05HPYq7ROUgglu-Uso2Dm00]--></g></svg>
\ No newline at end of file