@ IS THAT IT!,,, OKAY,, I'LL GIVE YOU A FEW..
and i thought u could give me some help
Fear not. There is a discussion at http://www.geni.com/discussions/80238 on Internet resources which already runs to 296 posts.
Not sure what you mean re join the site.
If the site is Geni - you have already joined!
If you mean join a discussion - you can Follow a discussion by clicking on Follow at the top of a discussion page - then you will see on your home page (top right) when there are new entries in discussions that you are following.