experts mmm how do you qualify for that one fruit bat? Welcome to the real world, of nude flesh defining you not clothing. As for learning the ropes, nah just get out and about and don't think about it, what is there to learn we are all different, being a naked person is the same as a clothed one, just be you. The only rule - pick your locations to expose that terrible society destroying, lust inducing, children defiling penis carefully, in other words keep it away from the uneducated and you should be fine and safe.
NitOC - Naturist in the Orange County is a group you may want to look into.
They have a lot of activities through out Southern California.
I live in Los Angeles so it is a bit far for me, however I have met several of there members through there involvement with the L.A World Naked Bike Ride and they are a great bunch of people.