There are two options for changing a redemption rate for a customer,First option would be giving that customer a special rate or the other or the next option would be

First you need to select “Retail Menu”, just like the image below. then once you have done that select the “New Sale”, like the image below. Then you are on

Select The Loans to Retail on the Main Menu Screen, Then Select wether you would like to do all Overdue loans, Due Date Range or Loan No. and Click the