engagement-positive-signals

Email deliverability fundamentals and best practices

Forwarding and Starred Emails as Engagement Signals in 2026

Learn how forwarding and starring emails act as positive engagement signals that improve sender reputation and inbox placement.

Email deliverability fundamentals and best practices

Moving Email from Spam to Inbox: How Strong Is the Signal?

Discover how strong the signal is when moving email from spam to inbox. Use real verification to fix deliverability, reduce bounces, and improve sender.