A donation acknowledgment letter (sometimes called a donation receipt or thankyou letter) is an email or paper that recognizes a charitable contribution. To create a 501(c)(3)-compliant receipt with Donorbox, simply log in and use our easy template editor.Acknowledgment of "no goods or services were provided as part of this donation. "Thank you for your contribution of (insert amount of cash donation) on Date. No goods or services were provided in exchange for this contribution. Master donation receipts fast with our tips, free templates and messaging samples. There are many other reasons to send a receipt after receiving a donation. Get a Free Nonprofit Donation Receipt Template for Every Giving Scenario. What do you need to include in your donation acknowledgment letter?