A website for fast food restaurants (now known as quick service restaurants, or QSRs) has a feature on how technology is changing how customers pay for their food. One way is called card not present. In this case, the customer goes online to pay for the order. Another method is contactless. In this case, the diner runs a smartphone or a fob over a reader. A third way is to do payments over the cloud. Amazon favors this method. The writer notes challenges, such as getting employees on board.

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