John Wanamaker created the first department store in 1876. This was a new idea of combining many specialty stores into one large store. Wanamaker also pioneered the use of price tags, money-back guarantees, newspaper ads, and white sales. His first store was a men's' and boys' clothing store in partnership with his brother-in-law Nathan Brown. Business grew during the Civil War, and by 1872, was the largest clothing retailer in the nation. A much larger store was created in 1876 which sold men's and women's clothing as well as dry goods, housed in a former railroad depot. In 1877, he added several other "departments" under the same roof. Wanamaker opened a second store in New York City in 1896, and continued enlarging his stores.

The average size of the market is 14,714,835 million with and average sales of 19,645,287 million and employee size of 121,859 thousand. Sears has its market of 14,000,933 million and its...