The best way to motivate Premiership footballers is....

Football is one of the most popular sport in the world. There are many famous footballers in the world. Their wages are higher than normal people. Some have really high wages. As Premiership footballers, they must have very high wages. So use money to motive them is not good enouth. They are in high level in MOSLW stage, so they probability in self-actualization stage. So become famous and more successful person can motivate them. Also, let them to be captain, give them more responsibility. It's a theory Y. If they buy shares of their the football club, they will get power and can make money. In a word, the best way to motivate is giving responsibility and power to them.