28. The contact point should be made at the highest point possible.
29. The hips and core are fully open, if the ball is hit in front, rotating into the ball.
30. Left foot explodes off the ground, into the ball. If hitting an overhead while moving backward, the right leg would explode off the ground into a scissor kick.
31. The wrist 'snaps' the racket into the ball and toward the target.
32. Right elbow stays above the racket as it is swinging downward.
33. The wrist and forearm are completely pronated.
34. The chin remains up, even after the arm and racket have dropped.
35. The left arm remains tucked into body throughout swing.
36. As racket drops, the arm bends at the elbow and wrist.
37. Right shoulder 'rolls' over, completing the swing.
38. Weight transfers over, completely balanced, to the left leg. The weight finishes on the left leg whether moving forward or backward on the overhead.
39. The racket head is now pointing down as it drops down to the left hip.