A preference center is a CRM feature that allows customers to manage their communication preferences, such as email frequency, content type, and notification settings. By giving users control over how they receive marketing and service-related messages, businesses can improve engagement, reduce unsubscribe rates, and ensure compliance with data privacy regulations like GDPR and CAN-SPAM. Modern CRM systems integrate AI-driven preference centers that personalize content recommendations and optimize messaging strategies based on customer behavior. This approach enhances the customer experience while maximizing marketing effectiveness.