In this post, I'm breaking down how to write a donation letter. We would be happy to donate to your event.For each offline donation made, please complete a line in the chart below. Include the donor's name, complete mailing address, donation amount, check number. Please print this form and complete the information below to ensure we can properly process and acknowledge your gift. Your support is greatly appreciated and making a gift is easy. The form below is for secure credit card donations. Learn how to write effective fundraising letters that inspire more support from donors. Explore best practices and templates in this comprehensive guide. 22 Free Templates to Double Donations.