In recent years, there have been transformations in many fields due to the developments in information and communication technologies. For example, the opportunities provided by the internet have affected methods of communication, such as the socialization instruments of people especially the young and ways of moving in the online world. In recent years many different online environments such as social networking sites have begun to be used in line people’s needs. Social networking sites are among the internet platforms emerging with the development of Web 2.0 instruments. These sites provide users with social interaction, communication, relationships, sharing, education and many different opportunities. Examining the results of the studies and statistical research in the literature, it is observed that the membership of social network sites is increasing rapidly and these sites have become one of the most commonly preferred online environments by especially the young and university students. This raises the question of why and for what purpose do young people, especially, university students use social network sites.