Social Bookmarking Services

Social media allows more and more people to interact with one another in the online environment on different levels. A social bookmark service allows its users to bookmark web pages that are of interest to them. Sharing bookmarks in this way allows people to interact around them: they can vote each other’s bookmarks, get inspired by them, further share them, make comments and add tags collectively. Each social bookmark service offers its own set of options and can revolve around only certain types of items, for example just around pictures or videos. digg and redit are mostly used platform for social bokkmark services

Social geolocation and meeting services.