Sidebar 2.1 profiles computer systems reseller CDW and its success in serving small and medium business buyers through its superior provision of service outputs. Clearly, its ability to do this rests on its performance of key channel flows in a more efficient (lower-cost) and i effective (better at producing service outputs) manner than other channel partners could do The channel flows in which CDW plays a key role include physical possession, promotion, negotiation, financing, and risking