hi @bobdos. If you read this article, it will tell you the exact instructions for joining.
https://steemit.com/teamaustralia/@choogirl/team-australia-new-recruits-update-19-12-17-and-the-brisbane-meet-up-30-december-2017
Search for: "The rules for joining Team Australia
If you’re not yet a member and want to be, this is what you need to do:"