s safety policies, which require workers to maintain control of their carts and a line of sight ahead, have not changed. he said. But that acceleration is increasingpressure on stores A Walmart employee pulls an online order fulfillment cart at a store in Wisconsin. The retail giant has reversed an earlier policy that reduced the number of bins workers haul on specialized carts, which was first reported by Business Insider in May and intended toimprove visibility and safety. Under that guidance, workers were told to push carts unless they could not safely see ahead.