Increasing the complexity and knowledge intensity of information and communication networks have needed to focus and solution approach in business as a consequence.However, the idea of shared as a knowledge sharing network was born. The power of socially constructed information should not be underestimated.Recently,Organization commitment to put forward a community model of knowledge management which implies that knowledge is embedded in their customers social relationships and interactions which achieved through shared understandings and attitudes. Sharing customer knowledge across organizational boundaries is seen as the key to the effective exploitation of CRM.