Complete Charity-Donation-Form-9711. In this post, I'm breaking down how to write a donation letter.Non-profits must provide at least an eight (8) week notice of the scheduled fundraising event to be considered for donation. Donors should complete tax donation receipt form and keep the yellow copy. The top copy is for Dress for Success Dallas records. Name. Address. City. Telephone No. Printable Tribute Donation Form. Send a letter acknowledging this gift to: Name. Address. City. Learn how to write effective fundraising letters that inspire more support from donors. Explore best practices and templates in this comprehensive guide. Name. Address. City. Telephone No. Email Address.