We've compiled common types of donation requests, plus carefully crafted templates that your team can use to jumpstart your outreach. Quickly learn what a Letter of Instruction is and how to write one (2024 updated).Plus, grab the free template so you can take action! The challenge lies in knowing what to provide and where to get it from. These instructions should help you understand what the Board is looking for. The downloadable PDF file includes a list of the basic points that the writer should cover in the letter and an example I751 affidavit. A letter of last instruction is an organized way for you to give your family all the facts about your finances—and have a basic tool for your own. Much confusion surrounds the need to submit I751 affidavits and how to write them. We explain and provide an I-751 affidavit sample. Documents. Download the LEOSA Sample Letter.