It promotes solid contact because the club swings on the same plane back and through. You don't have to make any midswing adjustments to get the club back to the ball.
It allows you to push down with your legs, and more ground force means more power. So take the club back slowly, maintaining your address height. Then rotate toward the target at that height. You'll pivot around your spine and hit the ball powerfully.
Sean Foley: Don't Lift Your Head
