When a shopping cart starts carrying its own tracker, where does simple store convenience end and customer surveillance begin? That question has followed Walmart shoppers after small box-shaped ...

You've probably encountered this gross customer cart behavior that grocery store workers are displeased about, and it poses a bigger risk than you think.

Amazon’s announcement last week that it was ditching its Just Walk Out technology from its U.S. Fresh stores, which allowed customers to shop and leave without checking out through a register, came ...