The side hustle economy is here to stay. It’s a social revolution that can improve our collective well-being and broaden our cultural approach to work. From security to extra income to confidence to fun, there are many benefits to a hustle. And when you start quickly and keep costs low, there’s very little risk. Having only one source of income is an outdated approach to personal finance. Side Hustle shows you how to develop solid business ideas, choose the best concept, run preliminary numbers and tests, and scale your business. Side Hustle is the guide to turning your ideas into successful, sustainable income and personal pride. The difference between a hobby and a side hustle is income, and Guillebeau provides a step-by-step guide to making your side hustle something that supports you, not the other way around.