Ok. I'm posting this to say that I do NOT like these "drawing correction" images. If you want to draw like these images show, go ahead. But art is not one way. You can draw however you want and don't let anyone "correct" you. If you want to draw in your own style your own way then do what you love in your own fashion.
Pencil Portraits - Resultado de imagen para Christina Lorre rihanna - Discover The Secrets Of Drawing Realistic Pencil Portraits.Let Me Show You How You Too Can Draw Realistic Pencil Portraits With My Truly Step-by-Step Guide.