It is important to stay low and keep your shoulders straight above hips.
Shoulders to far forward means the ball can hit the ground.
Shoulders to far back could mean the ball being thrown to high.
"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.
As we enter the business end of the competition, we take a look at the remaining eight teams and the key talking points surrounding each side.