The document provides an overview of applying artificial intelligence (AI) techniques in customer relationship management (CRM). It first discusses the importance and goals of CRM, including understanding customer behavior to improve acquisition, retention, loyalty and profitability. It then classifies CRM into operational and analytical approaches. The document proposes a classification framework for AI techniques in CRM, including customer identification, attraction, retention and development. It describes common AI models like association, classification, clustering, forecasting and regression. Finally, it discusses using this framework to systematically review how AI can make CRM more effective.