Long before the two men at the top of Enron were convicted of fraud and conspiracy, their misdeeds were forcing changes in the way publicly traded companies do business.>> Thank you all. Please be seated.>> Less than a year after Enron's collapse and as a direct result of it, the president signed a new code of business ethics into law, it's called Sarbanes Oxley, a measure that holds CEOs like Ken Lay and Jeffrey Skilling, accountable and it requires them to certify what they tell their investors is true. It sounds simple enough but in practice, it is complicated, very complicated. The list of mandated checks and balances in the law is mind numbing and the extra man hours it takes some companies to comply is costing some of them millions of dollars a year. But for people like Bob Hirth, that burden is actually a boon. His company, Protiviti was created by former employees of Enron's former accounting firm, Arthur Andersen, who also went down in the debacle. But he's now making a killing helping other companies comply with Sarbanes Oxley.>> The better companies have become better and those that found they had poor controls, the good news is