This file provides a nonprofit donation request form. It includes details for potential donors and instructions on how to fill it out.In this post, I'm breaking down how to write a donation letter. Online filing for the Charities Program is mandatory. There are some services that are not currently available, due to this there are . Use one of our donor letter templates. Customize them to fit your brand, then send them to prospective donors for your next fundraising event. I've attached a voided check from the account I would like to use. The following is designed to answer common questions and provide information to assist you with personal giving decisions. In this post, I'm breaking down how to write a donation letter.