Using a simple amortized loan as an example, I compute a loan payoff with Microsoft Excel. Do you need a loan payoff request form?A 10 day payoff is crucial to getting your old loans paid off during a refinance. Learn how it works from start to finish. Vi.Payoff The amount that you will have to pay in order to satisfy your mortgage loan and pay off debt. vii. Does anyone know where the closest Tarrant County Appraisal Office is for paying our property tax?