How do you beta test a game?

I wanna beta test WW:U3, but I’ve no clue how to do it.

It’s not even finished the alpha testing yet, as mentioned in Leigh’s blog AND thread.

Also, please read the introduction thread for new users: http://www.choiceofgames.com/forum/discussion/700/new-to-the-choice-of-games-forums-read-this-first

When they say ‘READ THIS FIRST’ you might wanna listen.