Some Walmart shoppers are grumbling about the retailer's self-checkout lanes. The benefit of self-checkout is in the eye of the consumer. For every shopper who is upset there's no self-checkout lane ...

Self-checkout has become a familiar part of everyday shopping, influencing how quickly people move through stores, how ...

Self checkout was billed as a revolution in retail—a way for shoppers to save time, avoid long lines and, possibly, see lower prices. There is a big question as to the accuracy of those claims.