Point-of-sale company Square has opened its first physical store, a weekend-only space in New York City’s SoHo neighborhood. Appointments, however, can be made for anyone interested on weekdays, the ...

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Square, a startup focused on facilitating credit card transactions at small businesses, began supporting customer loyalty programs in updates of its major apps launched Tuesday. The Pay With Square ...

You've probably seen Square's white plastic reader -- it's a small square that plugs in to a smartphone or tablet. Customers swipe their card and the money is put into the merchant's Square account.