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Complaint Letter Format: If you come across any wrongdoing, you will be charged if you have done it or you should raise a complaint on who did it. These days giving complaints has been a natural habit. Even every small mistake matters to give a complaint. Check out the Letter for Complaining – Writing Tips, Samples, and Examples. Complaint Letter Format generally consists of the name of the complaint raiser [may or may not be provided], name of the person on which complaint is imposed, reason o