For the uninitiated, Walmart frequently deploys plainclothed loss prevention workers—dubbed “floorwalkers”—to watch specific shoppers closely. “I just wanted to show my boys the toy aisle.

Toys R Us says Amazon, Walmart, and Target discounted toys so steeply over the holidays that the toy chain couldn't compete. Toys R Us relies "exclusively on toys for profit," whereas Amazon ...

Walmart and Mattel are teaming up to bring a mobile-enabled toy store to commuters during the holiday shopping season, letting smartphone owners easily purchase holiday gifts on the way to work.