But the most important part of the workout should be how good your form is. If you form breaks down you're not going to get the result you should and you take the chance of developing an injury.

If you don't have an incline bench, you can do a seated press instead, sitting down in any chair. You want to lie down or sit down, that way you take the pressure off your lower back. Bring the weight to your shoulders and press straight up. This is a excellent exercise to strengthen shoulders.

Dumbell Flys

Again do 12-15 repetitions. Start with one set and gradually build to three.

Follow the example in the animation and keep the form correct. Remember to go slowly  and control the weight.

Cable exercises are especially good for tennis. They provide a range of motion that simulates the actual execution of strokes.

Start with a weight that allows you to do 12 reps. Build to three sets of 15 repetitions over stage one.

A lot of players have problems putting the ball away because they lack the strength in the shoulder. These are excellent exercises to help develop that.

There are three areas of the deltoid to work. First the side, second the front, third from this bend position. This position is especially important if you don't have access to the cable crossover machines.