5OVC at a Glance http://www.qvc.com/qic/qvcapp.aspx/app.html.
6Rayport, J. F. Jaworski B J Kyung, E. J Marketplace: Best Face Forward: Improving Companies' Service Interfaces With Customers JOURNAL OF INTERACTIVE MARKETING 2005. VOL 19; NUMB 4, pages 67-80.