Social media 2004, Yahoo! 360° in March 2005, Bebo in July 2005, Twitter in July 2006, Tumblr in February 2007, and Google+ in July 2011. As operating systems with a graphical user interface, such as Windows 95 and Mac OS begin to emerge and gain popularity, this created an environment that allows for early social media platforms to thrive and exist. The variety of evolving stand-alone and built-in social media services makes it challenging to define them. However, marketing and social media experts broadly agree that social media includes the following 13 types of social media: blogs, business networks, collaborative projects, enterprise
Social media use by businesses and social media. Though community-owned, some community radio, TV, and newspapers are run by professionals and some by amateurs. They use both social and industrial media frameworks. Social media has also been recognized for the way they have changed how public relations professionals conduct their jobs. They have provided an open arena where people are free to exchange ideas on companies, brands, and products. Doc Searls and David Wagner state that the "...best of the people in PR are not PR types at all. They understand that there aren't censors, they're the company's best conversationalists." Social media provides an environment