The familiar smiley face representing the world's largest retailer stands for dependably low prices and customer service.. In Short What started as Sam Walton's vision in 1962 now accounts for more than $200 billion in annual sales. The well-respected discount store emphasizes value, customer care and variety. In addition to a full line of groceries, 36 retail departments offer everything from shoes to DVD players, including apparel, health and beauty products, electronics, toys, fabrics, craft supplies, jewelry and outdoor equipment. Wal-Mart Connect Internet service is also available, along with a wide range of computer equipment.