Your work inspires me, good fellow.
Minor detail: When Lucy runs with her hands folded in front of her, are they meant to be held at the center of her chest? Because they are off to the side, if you picture her as a 3d entity. They should be near the cleavage, not off to the side.
(I love curvy girls and art. I figure you don't have time, but I would love to help you sharpen your artstyle if you ever wanted.)