Schedule A: Description of Real Property. This contribution is strictly voluntary.What do you need to include in your donation acknowledgment letter? Affidavit of Motor Vehicle Gift Transfer. We've created this stepbystep guide on everything you need to know about creating a donation receipt letter for tax purposes. - Please use your employer identification number on all returns you file and in all correspondence with the Internal Revenue Service. Bystep guide on how to fill out a Goodwill tax donation receipt. This form is available at our stores in Maine, New Hampshire and Vermont. - Please use your employer identification number on all returns you file and in all correspondence with the Internal Revenue Service. Haven for Hope is a place of hope and new beginnings for people in Bexar County who are experiencing homelessness.