Try our free donation request letter templates! Download our standard template or check out our example letters for events, auctions, schools, and more.In this post, I'm breaking down how to write a donation letter. 1. Print the template on letterhead. This is the simplest online donation form template that you can use without any code requirement and accept donations in the easiest way. Let's walk through common examples of donation letters, starting with a template of the basic format to follow. In this article, we'll cover how to write a donation letter. Use one of our six sample donation request letter templates to get started. Formplus provides users with a simple and easytouse online form template for collecting and tracking donations from the public. This document provides a sample format for a letter acknowledging an in-kind contribution or donation.