Customer Relationship Management (CRM) refers to strategies, practices, and technologies used by organizations to manage and analyze customer interactions and data throughout the customer lifecycle. CRM systems help businesses improve customer relationships, enhance customer retention, and drive sales growth by providing insights into customer behavior and preferences. Popular CRM tools include Salesforce, HubSpot, and Zoho. Effective CRM practices enable companies to deliver personalized experiences and targeted marketing, ultimately leading to better customer satisfaction and loyalty.