Reputation Management: By receiving timely notifications about complaints, senders can quickly remove problematic addresses from their mailing lists, thus protecting their sender reputation. Compliance: FBLs help ensure that senders comply with regulations such as CAN-SPAM and GDPR. Improved Deliverability: Monitoring feedback loops can help identify and resolve issues that might affect email deliverability. Customer Satisfaction: By addressing complaints promptly, businesses can enhance customer satisfaction and trust.