In today's world, companies and commercial enterprises can collect huge and deep data related to their customer by tilize modern information technology and interpret them to processed data in order to use them in making strategic decisions. in this paper, it has been tried to evaluate influence of information technology-as a key factor-from different aspects in order to create and manage direct relationship between organizations and their customer. also create and develop needed infrastructure for maximizing effective and sustainable relationship between customer and organization on basic of information technology. for this purpose, proposed framework is presented which use modern information technology tools as input to collect useful data from customer, then in customer relationship department of organizations, data are collected and needed processes are done and ultimately outputs like improved customer relationship, sustainable competitive advantages and reduced costs of organization will be the results.