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. The City of San José processes requests for payoff demands of existing homebuyer and home repair loans, and affordability restrictions (i.e. Have the loan number handy, keep in mind that if the mortgage was assigned, it might have a different number to reference. A letter of explanation is your chance to answer any questions a lender might have about your loan application. This is an example of a payoff letter used in a syndicated loan transaction. This payoff letter (including the defined terms such as Lenders,. A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment.