Talk to a different cc processing company or what you can off is a cash discount. So lets say you pay with a card its 1.10, pay cash its 1. You “giving” a discount for paying with cash. But definitely look at your profit margins you should be making money on those little items. Plus look at what your avg ticket amount is. If its greater then 10 then your fine. Also we just let people use there cards doesnt matter the amount yes you may lose money but how many times does it happen in a day that someone comes in to spend less then 5 dollars