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- Migration procedures- Conversion of messages/attachments/address book (there is no automated filter migration)
- Does mail conversion properly:
- Keep message state (read/unread/replied)
- re-attach attachments to original message
- Convert all other parameters (date/time)
- Does Addressbook conversion:
- Map all Addressbook fields
- Create groups
- Does mail conversion properly:
- Configuration defaults
- IMAP Offline cache (none/inbox only/all)
- Delete behavior (mark/Trash/delete)
- Reply quoting
- HTML vs plaintext composition, ask when sending
- Junk settings (local or NACS)
- Auto-add outgoing to Address Book
- Message forwarding inline or attached
- IMAP concepts
- Local vs IMAP folders
- quotas
- webmail
- external device/client support
- IMAP Trash behavior
- Other
- LDAP vs PH functionality
- 3rd party extensions?
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