How UPS Works
Watch the video on How UPS Works and read the CNET.com article, UPS and the art of sorting a million packages a day, and then discuss the advantages and disadvantages of their central cross dock Worldport facility in Louisville, Kentucky.
Discuss in your post, the impact that cross docking has on inventory costs, material handling costs and transportation costs, and how it also impacts customer satisfaction.
http://news.cnet.com/8301-13772_3-9974653-52.html