Most of the point-of-sale debit machines here have a configurable tip option, so you can punch in a fixed amount or a percentage if you're so inclined. Cash ti

Most of the point-of-sale debit machines here have a configurable tip option, so you can punch in a fixed amount or a percentage if you're so inclined. Cash tips usually come out of change. If they only give you $0.10 to work with, win some lose some.