Our framework suggests the customer relationship issue includes two components: Customer Relationship Management Capability and Profitability. CRM capability is the firm’s ability to understand customer’s preference to provide a good products and services to customer (Bbranzei & Vertinsky, 206; Marinova, 2004). Firms with better CRM capability will be in a better position to track customers’ behavior that enhances customer understanding (Krishnan &Fornell, 2005). We consider the effect of characteristic of technology system with four critical constructs on knowledge sharing among employees that include system quality, information quality, perceived of usefulness and perceived of ease of use. In addition, we analyze how the effect of knowledge sharing among employees on CRM capability. Finally, we investigate the effect of CRM capability on, especially CRM profitability. The framework and the specific constructs is as in Figure 1.