How To Write A Letter Admitting Your Guilt . Dear [recipient name], the purpose of this letter is to apologize to everyone for [reason for apology]. Jack the ripper was the perpetrator of unspeakable horrific deeds. 8 Letter Of Intent Graduate School Samples, Examples & Formats from www.sampletemplates.com Keep these 3 tips in mind when stating your safe apology: Keep the following points in mind when writing an apology letter: Your first sentence should explain what you have done wrong and acknowledge the consequences that your mistake has had.