What kind of lighting are you using? Infinite lighting in Poser can make skin look flat. Have you tired a single spotlight on her face? Traveler and Colm have made some awesome free spotlight light sets at RDNA. I also believe Traveler has a 'shine' skin tone pak too. In my experience, most venders are straight up about whether or not they used postwork in their ad pics. Maybe ask Morris how she obtained her lighting results. Fin