This document discusses customer relationship management and demand management in the context of customer services. It defines CRM as a business strategy that focuses on revenue, customer profitability and satisfaction. CRM aims to understand customer needs, build strong relationships, and provide customer care services through various channels. Demand management is described as efforts to estimate and manage customer demand to shape operating decisions. The document outlines key aspects of quality customer service, performance analysis, and integrating sales forecasting with production to better align demand and supply.