Joint parameters There are a few around, but the big thing to remember is that they work on the same principles as the little x thingies -- red is no bend, green is full bend, and where they overlap is partial bend. I've always liked ClintH's tutorial for a start to jp's (dig through the offsite tutorials through the tutorial link at the top) beyond that, It's been trial anderror for me, but htere are some good ones at Poser Pros, if you have the patrience to dig for them :)

thou and I, my friend, can, in the most flunkey world, make, each of us, one non-flunkey, one hero, if we like: that will be two heroes to begin with. (Carlyle)