And you have to know how to divide up work and friendship.'' Williams, 45, says they have taught each other many things and the caddie has passed down the knowledge he collected from the likes of Greg Norman and Raymond Floyd. "Tiger, he understands where my thinking comes from ... I had 20 years of experience before I started working with him, with Ray Floyd and Greg Norman." "He knows I've had a lot of experience and I guess he's learnt a lot from my understanding of the game.'' There have been some difficult moments, like when Woods changed his swing over 2003-04 and after the death of Woods' father, Earl. Full Article at The Daily Telegraph