Use this student loan repayment calculator to see how extra payments can pay off student debt faster and cheaper. I am writing to provide you instructions on how to apply payments when I send an amount greater than the minimum amount due.They'll figure out the amount at closing and you'll get the right amount. I found a simple loan payoff schedule and am trying to update it to give me numbers based on if I make extra payments. To start the process of getting a mortgage loan, you can visit one of our branches in Riverside, CA or contact one of our Mortgage Loan Officers directly. Below you will find links to useful forms and documents for easy and convenient access. Make extra monthly payments. A payoff letter provides instructions on how to pay off a loan with a lump sum before the loan term ends. Learn how payoff letters work. This is an example of a payoff letter used in a syndicated loan transaction.