Magic Bullet - Toe Raises- Make this a nervous habit! It is healthier than biting your nails. Do them night and day, all the time! This will affect every part of your game.
Tip: It is okay to stretch every day even if you don't have practice. You can do it while watching T.V.
Can of Peas! You don't need any fancy weight machine or club membership to get stronger and improve your shot. For example...you can do wrist curls with a can of peas (or any other canned grocery item) found in your cupboard. Now you are really getting something out of those veggies!