Performance Analysis: It allows marketers to analyze the effectiveness of their campaigns, identify what works, and what needs improvement. Compliance: Detailed logs can help in ensuring compliance with various regulations such as GDPR and CAN-SPAM by tracking user consent and opt-out requests. Troubleshooting: Logs can be used to diagnose and resolve issues like high bounce rates or low engagement rates. Personalization: Detailed data helps in creating more personalized and targeted email campaigns.