Carl Kruse: Starting a small business is not easy. For many people, starting a business means leaving the comfort and security of a regular "day job" to pursue a passion or dream. So how do you know if you have what it takes to be a successful entrepreneur? Entrepreneurs are some of the most multi-talented and diverse people out there. A successful entrepreneur puts on many different hats at the same time – he’s a project manager, a risk-taker, an accountant, a marketer, a salesman. And that’s not all.