You pick the one you want to join look for the ones that say new and then post on that one you are interested in, the person hosting will e-mail you make sure your e-mail isn't blocked. Welcome!!! Patty

hi welcome just to let you know they are adictive. :0)
Each thread is a different Round Robin or update of one that is in the wroks. Find one that is still open and looking for traders,and post to that thread that you wish to be included. Each robin has specific rules so be sure to read the post and are positive you wish to join and follw thru .
I think I recently seen one for newbies this may be a good place to start. I hope I have been of some help
good gardening
Kelley

Here is a link that might be useful: newbie round robin thread