This document discusses Customer Relationship Management (CRM) and its application in the hotel industry. It defines CRM as establishing, developing, maintaining, and optimizing long-term mutually valuable relationships between customers and organizations. The goals of CRM are to find new customers, retain existing ones, encourage former customers to return, and reduce marketing and customer service costs. CRM involves technologies that store customer data, allow its analysis to understand customer preferences and behavior, and enable easy access to the data across departments. The document outlines how CRM can be implemented and discusses its use in the hotel industry to improve customer service, loyalty programs, and rewards programs.