Getting back on your heels is never good, and leaning to the inside is so dangerous unless you’re racing on a flat GS course with shaped skis. It’s counterintuitive to stack your weight over your outside ski. Get use to it by practicing on the side of a cat track. See how tight you can keep your turns to the lip.
Video: http://www.skinet.com/ski/moseleymoguls
More Tips from the Pros:
Glen Plake–Play
Ingrid Backstrom–Respect