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. The purpose of this letter is to document that the money does not need to be repaid as well as the donor's name, contract information, and relationship to you.All gifts must be paper-trailed and digitally documented with cancelled checks and bank statements. The gift letter provides assurance to the lender that the down payment is not a loan or a form of undisclosed debt. From obtaining gift funds to filling out a gift letter, everything you need to know about mortgage gifts for a home purchase in Florida. Your lender will ask the giver of the money to write a letter stating that the funds are a gift to you to help you buy your home. The lender is requiring me to write a gift letter stating I'm gifting my SO the down payment, with no expectation of being repaid. Written obligations to pay money, such as promissory notes, and recorded mortgages. Conventional Mortgage: Which Is Better in FL?