When you are looking for a big city in America, I would say Chicago is a great example of one of the biggest cities. If you look at Chicago through a business point of view, there are only few cities of the world that can be compared to it. As Chicago is one of the largest centers of all business corporations, it has also formed into an opportunity center where many small businesses are flourishing rapidly. All these small businesses are growing due to the larger formed businesses and the one most prominent and evident business in Chicago is the Chicago Printing industry.