I've already told you but just to get the ball rollin' - B and D are the best compositions I think :) Looking forward to the progress! You can do this!
wow, that blog is awesome :) as for the the last b&w chick, i think her head and neck are a bit too small and thin considering the thickness of legs and arms.
well, the idea would be to have one mesh, with a greyscale diffuse that gets colored through the shader, the colors being R,G and B were just for simplicity
Not sure. Never built one like this before (still in school for this stuff), and just figured I'd go with the limit (512x512). I'm learning, I suppose. :B