We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. Require a receipt from the charity.To create a 501(c)(3)-compliant receipt with Donorbox, simply log in and use our easy template editor. A donation receipt documents the details of a cash or property donation that's gifted to an individual cause or organization. How to fill out the Donation Receipt Template Instructions and Guidelines? 1. Open the donation receipt template. 2. You will need to enter the donation receipt ID Number listed above. The receipt they handed me just had "2 bags, clothes" listed on it. As the donor, apparently I am supposed to fill in the value. OR MTGF-Memorial Donation.