Legendary billionaire investor Warren Buffett is famously known for his remarkably frugal lifestyle and daily habit of stopping by a local McDonald's drive-thru in Omaha, Nebraska, on his way to work. Depending on the stock market and his daily preference, he typically orders one of a few modest breakfast value meals, famously paying exact change or using coupons, reflecting his lifelong down-to-earth persona despite possessing immense wealth.