How to fill out the Payoff Request Letter Templates? Edit, sign, and share private mortgage payoff letter template online.No need to install software, just go to DocHub, and sign up instantly and for free. Fill out our online enrollment form. You'll need your account number and Security Word. 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 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. Creating a payoff letter is essential to any loan or mortgage repayment process.