The most important issue for companies is how best to analyze and use individual customer data. Most companies are flooded with information about their customers. In fact, smart companies collect information at each possible consumer touch point. These touch points consist of customer purchase, sales, services and support calls, website visits, customers’ satisfaction survey, payment interactions, market research studies- every contact between the customer and the company. The dilemma is that information is usually scattered widely across the organization. It is hidden in the separate records and databases of different departments of company. Now many companies are turning to CRM (customer relationship management) to resolve these kinds of problems, to manage detailed information regarding individual customers and to maintain customers touch points very carefully in order to maximize customer loyalty. Customer relationship management is an overall practice of building and maintaining the beneficial customer’s relationships by delivering superior customer value