Speed is key for on-line retailer Zappos.com.

The article focuses on how the online shoe store Zappos.com Inc. operates its business particularly its logistics and online fulfillment system. According to Zappos chief executive officer (CEO) Tony Hsieh, they were able to serve their customers in the U.S. in one- or two-day delivery with the help of United Parcel Service Inc. (UPS). It says that the company shipped their products in ocean containers and uses a carousel system which can pick 235 orders of shoes per hour.