It helps banks use technology and relative human resources to better understand customer attitudes and customer value. If the CRM works as hoped, a bank can provide improved customer service, make call centers more efficient, increase the number of accounts and help staff close deals faster, simplify marketing and sales processes and introduce new customers. Through CRM, a bank identifies the real demand of the customer and makes the appropriate decision. In the competitive banking sector of Bangladesh, CRM is the only tool to attract new customers. The bank uses CRM to analyze customer psychology and their real needs. By analyzing the information collected on customer behavior, banks take immediate action for the customer.