In today’s business environment companies are customer oriented rather than product or business oriented. Hence to build the good relations with their customers they need to keep their information in appropriate manner for the appropriate usage, to accomplish this task companies implement the Customer Relationship Management (CRM) information systems and the stored information is used for different business purposes in future. The successful implementation of CRM systems is a significant issue nowadays as these systems are complex and expensive. In this study many factors are revealed which have their influence over the successful implementation and/or use of CRM systems. The main purpose of this thesis work is to know and analyze the emplo...