A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment. This is an example of a payoff letter used in a syndicated loan transaction.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. Our free templates and this guide can help you get started. About the transaction is found in the attached letter from the University. Commissioner's Recommendation.