How to resolve outstanding water liens or judgments before selling or refinancing a Real Estate property (payoff requests). Interest, penalties, and fees.Paying down your mortgage faster can help you save on interest and achieve financial freedom sooner. If so, is there one specifically that you typically use? The mortgage payoff calculator helps you find out. It's a statement that breaks down the payoff figure for the loan assuming no intervening payments, on a future (specified) date.