Becoming wealthy and staying that way takes a certain level of discipline. Sure, an occasional splurge won't put you in the poor house, but frequent frivolous spending can quickly erode your net worth. The frugal habits necessary to achieve financial success and maintain it can be surprisingly simple. Read on to meet 14 business leaders and celebrities, including renowned investor Warren Buffett and retired race car driver Danica Patrick, whose penny-pinching choices -- from clipping coupons to clipping their own hair -- have helped them build and maintain their fortunes.
As Knight Kiplinger observed in The Invisible Rich, "the biggest barrier to becoming rich is living like you're rich before you are." Learn more about the cost-cutting moves that help make these successful millionaires and billionaires who they are.SEE ALSO: 10 Secrets of the Millionaires Next Door