What do you need to include in your donation acknowledgment letter? An official acknowledgment letter to the donor.Step 1: Complete your transfer. Please complete the Stock Donation Letter of Intention Page 2 of this document for proper processing and identification of the donor. We are happy to accept donations and qualified charitable distributions from IRAs. Joseph Parish, just fill out the "Stock Donation – Letter of Intent" and send it to the Archdiocese. Promissory note. Option.