Feedback loops let you know when recipients mark you as spam. Set them up to protect your reputation.
What is a Feedback Loop?
ISPs send you notifications when users click "Report Spam" on your emails.
Major FBL Programs
- Microsoft SNDS/JMRP
- Yahoo CFL
- AOL Feedback Loop
- Cloudmark
What to Do with Reports
- Immediately unsubscribe complainers
- Analyze patterns
- Improve content/targeting
Conclusion
FBLs are your early warning system. Set them up and act on the data.