This book helps to familiarise the various E-CRM services that is provided by the banks to their customers and to check at what extent the customers were aware about E-CRM services provided by the banks. Through E-CRM adoption it helps the banks to serve their customers from anywhere at any time. This book also focuses on the perception of customers towards the E-CRM and whether the bank is successful in customer retention and loyalty measures through E-CRM? Did it help the bank to make their customers more loyal?