Coach stands in the advantage corner. Coach and player rally together before the coach moves the player around the court. The player's goal is to make all balls to the advantage corner.
Live ball is a great tool to develop tennis skills. Players can work on many different skills at the same time (technique, footwork, endurance etc). In this exercise, coach should make sure that the player, who is standing in the corner, is not hitting winners because the exercise is all about consistency.
To make it more difficult, the coach can set the zone in the advantage corner and make the running player hit a specific number of balls into this zone.
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.