After the implementation of Durbin, a facet of the Dodd-Frank Financial Reform Act, customers opting to pay by debit card will cost merchants around 21 cents per swipe.

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When you pay for something by debit card, your money gets immediately withdrawn from your account.

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Pay by debit or credit card, or write a check directly to the charity.

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With the Square app, however, users can pay directly by credit or debit card.

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Since most people would not want to have IRS as a creditor, you might prefer to borrow from friends, use your home equity line of credit (the interest may or may not be deductible), or choose to pay taxes by credit or debit card.

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In terms of how we pay, many quickly think of their credit card or debit card as they pay online or increasingly with their mobile device, powered by Square or not.

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