Are you still having trouble getting out of the sand? If so you're probably taking too much sand behind the ball, and not enough under and in front of it. Check out the Line in the Sand drill presented by Derek Hooper, Director of Instruction at Lake of Isles, GC, and conquer the sand for good.
Proper ball position is critical to executing accurate drives. Too far back in your stance will leave the ball out to the right, while a ball played too far forward will promote pulls. Learn how to master the correct ball position from Tim Mahoney, Director of Education for Troon Golf.