Email Forwarding and Auto-Reply in Gmail
### Vacation Responder (Out-of-Office)
Gmail → Settings → See all settings → Vacation responder → On → Set dates and message → Save
### Forwarding All Emails
Gmail Settings → Forwarding and POP/IMAP → Add a forwarding address → Verify → Enable forwarding
### Auto-Forward Specific Emails (Filters)
Gmail Settings → Filters → Create new filter → Set criteria → Forward to address
### Catch-All Address
admin.google.com → Apps → Gmail → Default routing → Add rule to catch unrecognised recipients
### Email Delegation
Gmail Settings → Accounts → Grant access to your account → Add delegate email
Delegate can read, send, delete on your behalf.
### Group Email (e.g. support@company.com)
admin.google.com → Directory → Groups → Create group → Add email + members → Everyone emails the group