The process of customer relationship management in order to achieve this goal, which is a different view. One of these theories is the life cycle of CRM version Kalakota (Kalakota; 2001) which consists of three stages of tourist attractions and promoting maintenance and support in all phases of the knowledge and understanding of the relationship between the company and the customer. This theory, in a country where every step of the United States, there are different effects to customers.
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