You are going to rewrite a humorous, informal letter into a more appropriate formal letter of complaint.
You can find the original letter below.
This letter obviously is not a proper complaint letter that one can send to a company. Sure, it is humorous, but it probably will not trigger the effect that you want.
When you are angry and decide to send a complaint letter you may convey your anger, but you should always be formally polite. Rewrite the letter into a suitable formal letter.
Mind the following points:
The original letter:
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