Sorry, I don't use Google Apps, however when I looked at the website, I saw it mention syncing with Outlook and Blackberry. No reference to TB.
what did their sales dept say?
http://www.google.com/support/a/bin/request.py?contact_type=premierTheir FAQ says not really.
http://www.google.com/apps/intl/en/business/faq.htmlMozilla Thunderbird & Sunbird
Email: IMAP Two-way synchronization, Folder synchronization, and Manage multiple accounts.
Calendar: CalDav on Sunbird -
Contacts: - -
For full syncing options, visit our Help Center. We also offer detailed information about configuring messaging clients to work with Google Apps in the Help Center.
is this for a corparate(work) account or a personal email set up?