also devotes a salesperson to every account even small, new accounts that initially generate low revenues. The company recognizes it cannot pr afford to have salespeople call on such accounts in person, so it serves them through phone or email contacts (thus controlling promotional channel flow costs). But the salesperson is available for any question the customer might have and is the rained) conduit to expanding er sales from each of these accounts A customer m that has a relationship in place with a CDW sales- in person is likely to buy more from CDW because in of the relatively high-touch relationship it enjoys given the initially small purchase levels.