Anyone can register using the Registration page and start using this Wiki immediately.
You will be sent an email. You should act on its instructions to confirm your email address which will then allow you to use the password recovery feature.
You can use the Settings page to change various options.
A link to a new page called YourName will be created. I recommend that you create that page with as much or as little personal information as you wish, and set the ACL to prevent others changing it. If you don't create the page, anyone else could.
