Letterbook Docs
Connect Gmail
Bring Google Workspace or Gmail support mail into Letterbook.
Last updated June 17, 2026
What this guide covers
Connect Gmail or Google Workspace when support mail currently lands in a Google-managed mailbox.
Setup steps
- Connect a Gmail mailbox
- Connect a Google Workspace shared address
- Use forwarding instead of direct mailbox access
- Verify sending from the support address
- Test inbound and outbound threading
Permissions
Make sure the person connecting Gmail can authorize access to the mailbox that receives support mail. Some Google Workspace setups may require an admin to approve the integration or allow forwarding.