Small business Saturday is just around the corner, and some businesses are telling shoppers the best gift for them is cash. Paying with cash would help businesses offset credit card processing fees that eat into their razor-thin margins, said the Texas Restaurant Association (TRA), representing the largest private employer in that state. Credit card fees now average 2.35% of every sale, totaling at least $187 billion nationwide, and can consume more than half of a restaurant’s profit on a $100 ticket, it sa ...