A social networking service (also social networking site, SNS or social media) is an online platform that people use to build social networks or social relations with other people who share similar personal or career interests, activities, backgrounds or real-life connections.
The variety of stand-alone and built-in social networking services currently available online introduces challenges of definition; however, some common features exist: (such as former school-year or classmates), means to connect with friends (usually with self-description pages), and a recommendation system linked to trust.
Through e-mail and instant messaging, online communities are created where a gift economy and reciprocal altruism are encouraged through cooperation.
Information is suited to a gift economy, as information is a nonrival good and can be gifted at practically no cost.
Facebook and other social networking tools are increasingly the aim of scholarly research.
Scholars in many fields have begun to investigate the impact of social networking sites, investigating how such sites may play into issues of identity, privacy, According to a study in 2015, 63% of the users of Facebook or Twitter in the USA consider these networks to be their main source of news, with entertainment news being the most seen.
One can categorize social-network services into three types: There have been attempts to standardize these services to avoid the need to duplicate entries of friends and interests (see the FOAF standard).
2008), Linked In: 149 (Utz 2016), XING: 121 (Buettner 2016c), Twitter: 150-250 (Gonçalves et al.Studies have indicated that how a person chooses to use social networking can change their feelings of loneliness in either a negative or positive way.Some companies with mobile workers have encouraged their workers to use social networking to feel connected, educators are using it to keep connected with their students and individuals are benefiting from social networking to keep connect with already close relationships that they've developed under circumstances that would otherwise make it difficult to do so.Many prototypical features of social networking sites were also present in online services such as America Online, Prodigy, Compu Serve, Chat Net, and The WELL. Many of these early communities focused on bringing people together to interact with each other through chat rooms, and encouraged users to share personal information and ideas via personal webpages by providing easy-to-use publishing tools and free or inexpensive webspace.Some communities – such as – took a different approach by simply having people link to each other via email addresses. In the late 1990s, user profiles became a central feature of social networking sites, allowing users to compile lists of "friends" and search for other users with similar interests.Rob Cover argues that social networking's foundation in Web 2.0, high-speed networking shifts online representation to one which is both visual and relational to other people, complexifying the identity process for younger people and creating new forms of anxiety.According to Boyd and Ellison's (2007) article, "Why Youth (Heart) Social Network Sites: The Role of Networked Publics in Teenage Social Life", social networking sites share a variety of technical features that allow individuals to: construct a public/semi-public profile, articulate a list of other users that they share a connection with, and view their list of connections within the system.In 2011, HCL Technologies conducted research that showed that 50% of British employers had banned the use of social networking sites/services during office hours.Research has provided us with mixed results as to whether or not a person's involvement in social networking can affect their feelings of loneliness.In the times of breaking news, Twitter users are more likely to stay invested in the story.In some cases when the news story is more political, users may be more likely to voice their opinion on a linked Facebook story with a comment or like, while Twitter users will just follow the sites feed and/ or retweet the article.