With credit and debit cards increasingly becoming the norm, the business that doesn't accept them could be setting themselves up for failure By Chris Freeburn In a recent VISA commercial, dozens of hungry customers march in an easy, rapid dance through a coffee shop, pausing only briefly to tap their VISA card on the cash register, paying for their food and moving on with the greatest efficiency. Unfortunately, one woeful customer who tries to pay for his coffee with cash brings the whole...