Billionaire Warren Buffett is known for his frugal lifestyle: he lives in a modest house, drives an old car and, although he can afford Michelin-starred restaurants, prefers McDonalds and Coca-Cola. America's poor and middle class would do well to learn from the oracle...

Recent reports have shown that professionals who work from home find that telecommuting has helped them save money. But is working from home really a game-changer for most workers? Dinner. Rise in gasoline prices. Work wardrobe update. It's no wonder that…