Use one of our donor letter templates. Customize them to fit your brand, then send them to prospective donors for your next fundraising event.Brochure includes all materials needed to open a new Franklin Charitable Giving Program account. CocoDoc collected lots of free charitable donation letter template for our users. Duration of contact___________________________. This document provides a sample format for a letter acknowledging an in-kind contribution or donation. In this post, I'm breaking down how to write a donation letter. This document provides a sample format for a letter acknowledging an in-kind contribution or donation. Try our free donation request letter templates! Download our standard template or check out our example letters for events, auctions, schools, and more.