1)CUSTOMER RELATIONSHIP MANAGEMENT (CRM) ➨CRM enables an organization to : a)Provide better customer service because focus more to customer. b)Make call centers more efficient because did not have to pass phone to other. c)Cross sell products more effectively because many products. d)Help sales staff close deals faster so service will become more faster. e)Discover new customers. 2)Recency,Frequency ,and Monetary Value (RFM) ➤How recently a customer purchased items (Recency) .To recognize latest customer. ➤How frequently a customer purchased items (Frequency).To know regular customer. ➤How much a customer spends on each purchase (Monetary Value).To know who customer spend a lot. 3)The Evolution of CRM ⟹CRM reporting technology -help organizations identify their customers across other applications. ⟹CRM analysis technologies -help organizations segment their customers into categories such as best and worst customers. ⟹CRM predicting technologies-help or...