you can pull the limbs and stuff into position, or select it and mess with the sliders on the right-

I can't really say beyond that, since I'm on the 6 demo.... but once you have it posed and have set up the camera, you can save it... somewhere in there
I was screen-capping

I downloaded Poser 6 once.

I failed miserably at it. Curse you Poser! *shakes fist at*