There's no doubt the adoption of Web technology provides a company the opportunity to change its relationships with the organizations and individuals with which it does business--from trading partners to suppliers, from internal customers to end customers. As I work with our trading partners, customers, and associates in extending the use of the Internet, it's apparent that relationship changes are falling into four distinct but highly related categories: collaboration, communication, customer service, and cost efficiency. The result: operation efficiencies and reduced costs.