Dear [Recipients Name],
I am writing to you to make a complaint against (whoever or whatever you are making a claim against).
(Put in an explanation of why you are making a complaint and also put in the necessary facts that will support your claim.)
It is my opinion, therefore, that you should take steps to rectify this situation by (insert here the things you want done to address your complaint)
I look forward to hearing your positive response regarding this matter.
Sincerely,
[Senders Name]
[Senders Title] -Optional-
[Enclosures: number] - Optional -
cc: [Name of copy recipient] - Optional -
•hopes this helps•