Alright... Here is what you need to do. . . Practice every day . .
Have a good attitude because most coaches will take someone with a good attitude over someone who is amazing with a bad attitude . .
If you want to improve your hitting ask your coach or a teammate for some extra help.
Practice wrist snaps hitting against the wall whenever you can.
Try and practice every position
Be positive and cheer on your teammates after every play.
Lift the team spirits.
And hustle on the court and shag balls.
Also you may want to try to get private lessons. Or go to camps.
Please answer my question :Danswers.yahoo.com
for your hits
ALWAYS go up with both arms.
Righty: Big step with right, small step with left, then last step with right!
Opposite feet for lefty.
So you can jump high you need to do core exercises. So start with a jog to warm up your muscles. Then try to do 50 crunches. 25 sit ups. 50 bicycles.25 side crunches on each side.
Trust me it will help and improve your verticle.
Someone else wrote this but I found it helpful :)