From soda jerk to billionaire restaurateur, Ray Kroc exemplified American entrepreneurship at its best. In a fascinating career of building McDonald's into the world's biggest fast service restaurant chain, Kroc adhered to certain virtues he considered indispensable for success - passion, persistence, simplicity, trust in frontline employees, and partnering with suppliers. Plus: Smile, smile, smile. Here, in this short-form book, is what leaders can learn from his amazing record.