You become more responsible as you accept the fact that it is your responsibility to practice your skills, check your equipment, and eat right when preparing for a match. 23. You manage to adapt to various situations by learning to adjust to things beyond your control like the weather. 24. You can adjust to stress easily and effectively because you have already dealt with a lot of stress affecting various dimensions of your self. Instead of just using the hand, players created a leather glove so that they could take more control when hitting the ball with their hands. As time went by, a wooden stick was added to the glove which led to the birth of the tennis racket. Meanwhile, the ball also had also evolved from solid wood to softer balls that are now used today. ITF uses the Description of Standards and On Court Assessment to rate the players if there are no available results from competition. The 'ITN Description of Standards' gives an idea about the ten ranking categories. ITF Coaches Commission and ITF International Tennis Rating Taskforce approved the guide, which will facilitate the accurate ratings of the players. The necessary specifications for tennis racquets are: Size of the head Length Weight (while without strings) Composition Weight of the 'swing' Balance Width of the beam Stiffness Level of power Speed of the 'swing' Pattern of the strings Tension of the strings Now, think of the many available tennis racquets in the market today. Save Your Strings String savers are those tiny plastic pieces inserted in the section where the strings touch the racquet s sweet spot. These prevent the strings to rub against one another. It also aims to achieve a long string life. In a tennis match, having string saver are not illegal because the ball does not really touch these. Career development and opportunities The Sony Ericsson WTA Tour is serious in developing and enhancing the professional career of its members; that is why it provides educational assistance and mentoring programs for those who are just starting out. Furthermore, most, if not all, of its new athletes, particularly the minors, must experience the Rookie Phase.