Winning, serving, and retaining customers involves more than acquiring the right front-office technologies; it also involves technologies for buying, sourcing, contracting, and managing vendors of the goods and services that go into the creation and delivery of customer value. We call these technologies ePurchasing software, and they support both the CIO's organization's purchases of tech goods and services for its own use and business partners' purchases of all other goods and services. This report provides our latest overview of this software market and the forces that will shape it in 2015 and 2016.