This article provides a comprehensive sample of an affidavit letter, guiding readers through the essential components and format. To locate the Clerk, look in the blue Government pages in the beginning of the phone book, under "County Offices - Courts".Sample letters are on pages 20-22. Friend of the Court has more than 800 forms used to collect information. We begin the process of bringing those to you here online. This is a sample letter for F-1 and J-1 supporters, showing that they are providing monetary support to students. CitizenPath has prepared a downloadable I751 affidavit sample that you can forward to friends who are willing to write a letter of support. Documents they do have and complete affidavits from the individuals involved, relatives, and friends or neighbors. If you are unable to complete service, you must return this original and all copies to the court clerk. Free sign up, no payment required.