This document provides guidance on requesting information through a letter. It recommends including an opening paragraph to ask for specific information, a second paragraph to introduce yourself, and a closing paragraph thanking the recipient. The letter should begin with a greeting of "Dear Mr./Ms. Last Name" if the name is known or "Dear Sir/Madam" if unknown, and end with "Yours Faithfully" or "Yours Sincerely" depending on whether the recipient's name is used.