Creating a payoff letter is essential to any loan or mortgage repayment process. Our free templates and this guide can help you get started.A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. Create a Loan Payoff Letter online and download it as a PDF or Word document. Customize and print a blank Loan Payoff Letter for free. This Guide, the Agreement and any other Purchase Documents govern the sale of. This Guide, the Agreement and any other Purchase Documents govern the sale of. Information in the relevant table on page 3. Document mortgage payoff and estimated cost of all anticipated repairs to support requested loan amount.