Build your swing from the ground up by hitting balls off a tee with short strokes and elongating the swing as you gain proficiency
Use your eyes and vision to change your ball shape by getting your torso on top of your lower body to cure your hook
Do not make tough bunker shots harder than they already are, when faced with a deep bunker with high lips play your stance and clubface square and let the loft of the sand wedge pop the ball up or just play the ball to a lower part of the bunker lip