Serve Tennis

Service

https://www.youtube.com/watch?v=vg0q-M3r9nk 

https://www.youtube.com/watch?v=7plY3jnxEU8

Volée

not too much near the net but advancing on each ball.
Then return to home in a circle at the same distance to the net and to the medium line

Hang the racket in a "prise marteau"

Move laterally to improve the angle of the wrist with which I will hit the ball