There's an old adage in tennis -- that you don't have to hit all of your balls in, just the last one. This saying is appropriate because in tennis, the most important thing you can do to win the point is to hit the ball in your opponent's court. Consistency is key when it comes to winning tennis matches, and there are some straightforward tips you can follow to help you get more balls in reliably. If you want to improve your consistency when you play, check out the three tips below.