Letterbook Docs
Connect an email inbox
Route customer email into Letterbook so conversations appear in one queue.
Last updated June 3, 2026
What this guide covers
This guide will walk through connecting a shared support email address to Letterbook.
Setup steps
- Pick the email address customers already use
- Connect Gmail or another supported provider
- Confirm inbound messages appear in Letterbook
- Send a test reply
- Document deliverability and forwarding requirements
Troubleshooting
Add common fixes for permission errors, forwarding loops, missing messages, and replies that do not send.