Credit card interchange fees became a hot issue in 2009.  Big retailers got hot under the collar — and so did small merchants who are watching their profits with a hawk’s eye.

Interchange, or “swipe” fees are fees that credit card companies and banks charge every time customers use a credit card to make a  purchase from them.  These fees typically range from 1% to 3%  of the price of a purchase.  The fees are charged to the retailers.

Some small retailers find these fees cutting unacceptably deep into already-slim profit margins.  For instance, this article from  Bozeman Montana points out how much ...

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