Complete all sections of this Annual Report, and attach additional pages and documents as necessary. In this article, we explain what an official letter is and how to write one, plus we provide a template and example of an official letter for you to reference.No information is available for this page. The body of the letter contains the meat of the letter, it contains the information it comes right after the salutation. A sample of an affidavit of service is attached. It's a short letter that explains why you're the perfect fit for a job. We're talking just one page here. Check out this example formal letter. We thought you could benefit from an example of a formal letter. The person applying to work at the day care site fills out this form.