Segmentation at the end point doesn't necessarily mean that those 100,000+ SKUs under one roof isn't a lot. There are many places in the retail operations proc

Segmentation at the end point doesn't necessarily mean that those 100,000+ SKUs under one roof isn't a lot. There are many places in the retail operations process where it's still a very big deal, including shipping and receiving, merchandise assortment planning, and departmental space planning. Additionally, the departments tend to be quite large, at times almost a store themselves. Whereas an employee working at a Best Buy or Circuit City could specialize in certain categories of electronics, a Walmart employee would have to be knowledgeable about all categories.