Each year every man, woman, and child in America spends an average of $360 in a Wal-Mart store. Today, Wal-Mart is the world's largest retailer with more than 4000 stores. Along the way, Wal-Mart has redefined the retail industry and reshaped the way people shop in thousands of communities across the U.S. and the world. The company's main Wal-Mart discount stores have been joined recently by an increasing number of Sam's Club warehouse stores and Supercenters, which combine traditional discount wares with groceries. ...