Starting a business may seem like a dream come true, but even though it is, there is a lot to take care of before you open. According to the U.S. Bureau of Labor Statistics, 20% of new businesses fail in the first two years of operation. Why? Well, probably because of the rookie mistakes at the beginning of building and opening their business. If you are one of those entrepreneurs that want to start a company that will see success, there are things you have to know before you engage in this task. So, here are several mistakes to avoid and things to pay special attention to when starting your business.