hello Bob
you can visit any forum here without having 10 posts...that is just in place for posting links and helps keep the forums spam free, and it is also needed before the chatroom can be used...but as very few people use chat, and most use the forums , that doesnt seem to bother anyone
the forum guidelines (as we call the "rules") are here
http://neurotalk.psychcentral.com/showthread.php?t=1293
and this is some helpful info about the community
http://neurotalk.psychcentral.com/thread18185.html