Learn how to write the best donation request letters to secure support for your nonprofit, including six templates to get started. Check out our guide to church donation letters that includes 8 templates for you to use.We've also provided some church fundraising letters best practices! Donation acknowledgment letters are more than just a donor tax receipt. There are certain items to include for tax purposes. Church donation request letter, church donation letter, sample church donation request letter, church donation request letter template. A sample donation request letter template from the University of California. A sample donation request letter template from the University of California. Click here to see if your organization qualifies to complete an online donation request form and raise significant funds for your nonprofit. A template example that is simple and to the point makes for a great handout form to be gotten from the priests or the parish council members.