I think you are doing awsome.But wouldn't you get better input having this in a Poser forum,haven't checked,but this is my thought.As for the first image, on the guys neck, I have seen many guys with the duck bumps right after a bad shave.Totally realistic to me.His skin is photolike while hers is kind of ,well like it was created in a CG program.

Painting: The art of protecting flat surfaces from the weather and exposing them to the critic_____website