In these tennis videos you will learn the most effective and productive tennis drill we have ever created. The tennis tips in this tennis video will immediately improve your game or coaching as the drill does all the work for you. Quite simply this drill is a perfect gauge of what level you are at and what level you can quickly accelerate to if you master the drill. All we can say is that if you don't have a ball machine...get one and begin training more effectively with our ball machine program. We guarantee you will improve like never before!