... playing field, and many of the old business models and their approaches to marketing, branding, and customers are being reinvented. Now customer data from Web page views to purchase and customer service ... power-shoppers, and attritors to reactivators. Modeling and Classification can also be used to support ad and site content personalization and to design and execute targeted promotions, offers and incentives ... individual customer files• Product concept testing• Continuous product improvement• Web site design and user interface feedback• Customer community database management • Customer management...