A press release is written and sent out by a firm; it is not the result of reporters conducting independent journalistic work, though it is often intended to alert journalists to a potential news story. As a result, press releases may contain bias or subjective interpretations that should be considered by its readers. The best way to identify that an article is a press release and not a news story is by its appearance. There is usually no byline, and the release should announce up top the press office that created it.
Public relations professionals rely on newswires to deliver their press releases. Vitis PR, a business-to-business PR firm for technology companies, conducted a 2012 survey of journalists using 11 newswire services to see how they rate them. The number one firm was PR Newswire, rated valuable by 54% of the