Learn how to write effective fundraising letters that inspire more support from donors. Explore best practices and templates in this comprehensive guide.In this post, I'm breaking down how to write a donation letter. Let's walk through common examples of donation letters, starting with a template of the basic format to follow. The County Board of Supervisors accepts donations and gifts offered to the County for the use, benefit and advantage of the citizens of San Bernardino County. 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. Try our free donation request letter templates! Download our standard template or check out our example letters for events, auctions, schools, and more. The letter shall include any restrictions on the offer to which DBH has agreed.