Regarding the N20 users group, anyone can request access by going to the URL:
http://groups.google.com/group/Nacra20You have to request access, and Todd or I will grant it. Todd is correct that we can invite people as well.
Joined today and already got approved.
It's a gang and you have to be "jumped in". I'll see if I can still find a link for you.
Jumped In!!!!
What I got no cred with this group. So spending a few days at the county hospital going through a half gallon of rum and a couple cartons of cigarettes with a few Hells Angels doesn't count - huh!