From a lessons-learned standpoint, Tennyson says that it is critical to understand the technologies that your company has in place and where shortfalls in those technologies prevent you from achieving the kind of touchless environment that Oracle has pursued. And you have to be willing to invest in the technologies to fill in those functionality gaps. The good news is that the payoff can be substantial. "There most definitely are economies from driving people to catalogues," Tennyson says. "You increase your on-contract spend and minimize your maverick buying by bringing a more consumer-like experience to the corporate environment." And by putting your suppliers in the driver's seat.