There are many different solutions to conduct individual businesses, about his but many businesses are classified by industry. Some businesses are small and aimed at a single industry, while others are large companies that period several market sectors. A great sort of this would be the retail large Walmart or perhaps Apple. Companies define their businesses by simply industry, which include mattress creation, advertising, and real estate. Companies are defined the chosen type of ventures they conduct. ExxonMobil performs business by giving oil to their customers.