Welcome to one of the most creative sections of our website. If you want to know how to help tennis players improve faster, check out the training aids in this section for some powerful answers. The use of training aids replaces often-excessive and repetitive verbal instructions, while adding fun, variety, and focus. Through the use of training aids, learning retention and skill development jump significantly. Studies in skiing and golf revealed that appropriate training aids accelerate learning 200-300%. Very convincing evidence.