Before you start Document your costs You'll need to file a written statement saying what you've spent and how much interest needs to be paid. Sample Forms, Policies, and Contracts.Sample Form of Payoff Letter. In this post, I would like to discuss another method for clearing defects in title that can work just as effectively in certain circumstances. What is a Payoff Agreement? A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment. The RSO applies to rental properties that were first built on or before October 1, 1978, as well as replacement units under LAMC Section 151.28. All changes in ownership require that property owners notify their Assessor as soon as possible to avoid potential interest charges or other penalties. What is a Payoff Agreement? A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment.