The Visio Start Line Trainer is a versatile and innovative training aid that will provide the player with specific feedback on their ability to hit their intended starting line, one of the most important skills required in putting.The device has 3 different width \'gate\' settings where tee pegs can be placed into the holes. If the ball starts outside of the required degree of accuracy on each setting then it will collide with the tee peg providing both visual and auditory feedback.The 3 settings offer the golfer the challenge of being able to start the ball within 0.5, 0.75 or 1 degree of accuracy. The setting closest to the ball requires less than 0.5 degree of accuracy, the second closest setting requires less than 0.75 degree of accuracy...