Hosted Gmail - join
For those participating in the Hosted Gmail beta using your own domain name: https://www.google.com/hosted/yourdomain/ I signed up without realizing that the is no help for such a important service. Now our business email is stuck and its not accepting admin and the assigned password!
Low activity, 550 members

GoogleDomainMail - join
Discussion and support for users of the Google Domain Mail service in beta. Not affiliated with Google.
Low activity, 384 members

Google Calendar Help - join
Welcome to the Google Calendar Help Group, where you'll find answers from expert users and even our own Google Calendar Guide (a Google employee). If your specific question isn't answered here already, you can post it and let the experts weigh in. Before you get started, please read our charter, at http://www.google.com/calendar_group
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