The advantages of the concentration of ownership in mass media business: They want to work with the big group companies so it easier to grow up and have a partnership. so they can control in many aspects, and to make them more powerful. The more affiliates they have, the more powerful they are. (Page 12-13 Mass Media Are Profit-Centered Business). The disadvantages is a small companies rarely have a chance to grow up because they have to work for a big company, right? Big companies don't care who they are or how much they will get, big companies care just about their income or how much they can get. (Page 12-13 Mass Media Are Profit-Centered Business)