Letterbook Docs
Invite your team
Add teammates and decide who should review, assign, and resolve conversations.
Last updated June 3, 2026
What this guide covers
Invite the people who will review replies, manage conversations, and administer workspace settings.
Setup steps
- Invite a teammate by email
- Choose admin or member access
- Confirm the teammate joined the workspace
- Decide who reviews AI drafts
- Decide who owns billing or account changes
Role guidance
Give admin access only to teammates who should manage workspace settings, integrations, billing, or security-sensitive configuration.