Twitter co-founder Jack Dorsey just flicked on the public spotlight over his new venture: Square. It’s a tiny plastic blob that gives smartphones the ability to act as secure credit card readers. It’s ...

When you have a small business, the easier it is to collect funds from your customers, the more they appreciate doing business with you. A quality credit card reader can make both you and your ...

Thursday marks an important milestone for the shift to new, smarter credit and debit cards designed to better protect against fraud and bring American card users in line with much of the ...