The letter must explain who is gifting the money, where the donor's funds are coming from and the relationship between the donor and the recipient. It states how much you're getting and from whom.If you would like to order a Gift Deed, please click the button to fill out the Deed order form. Select the Gift Deed option from the drop down menu. Edit, sign, and share gift letter for mortgage online. No need to install software, just go to DocHub, and sign up instantly and for free. A gift letter is a note from a donor to your lender regarding cash funds for your mortgage down payment. Gift Letter Form for Mortgage Applications. This Gift Letter is used for confirming the receipt of a gift fund to be used toward the purchase of a property. If you go through a bank they will provide the gift letter form to you to get completed.