The SPEEDTrainer Putt Accelerator is a 5-step system to improving your putting....!1. It will train you to accelerate thru the ball at 4 predetermined distances calibrated into the design, producing putts with speed that hold their line and leave the ball past the hole, at the same time teaching you a more compact backstroke2. The "SPEEDTrainer Drill" is designed to build your feel and confidence for leaving putts past the hole and within the length of your putter.3. The "Setup Fundamentals" are included directly on the trainer, assuring proper posture and setup at address every time you putt 4. It will improve tempo when used in conjunction with a Metronome5. The straight-edge will help you groove a straight-back-and-thru putting stroke*Included with the SPEEDTrainer are step by step instructions, with photos, that illustrate how to get in the proper setup position, the SPEEDTrainer Drill, and how to use a Metronome, with photos, to improve your tempo and pace...!!