CRM involves collecting customer data to understand customers and enhance their value. It has several key aspects:
1) Acquire and retain customers by delivering value, maintaining interactions, and adapting to customer changes.
2) Understand customers through analysis and interactions to identify valuable segments and their needs.
3) Develop products, services, and channels based on customer segments to customize offerings.
4) Interact and deliver value across all parts of the organization based on customer information and needs.