24. Pronation
25. Leg drive
26. Racquet drop
27. Hit up on the serve
28. Wrist snap
29. Relaxation
30. The serve is a throwing motion
31. Be tall to serve well
32. The serve is often neglected in practice
33. Practice the 1-2-3 rhythm
34. Practice serve percentages
35. Problem solving
36. Directional control
37. Practice serve trajectories
38. Progressions?
39. Serve fitness
40. Easy power
41. Conclusion