A blog (a contraction of the term “web log”) is a type of website, usually maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video.
However, in 2010, blog is not just an online platform or online diaries where people share their opinions, ramblings and personal events. Today, blogs are being used for all sorts of purposes.
There are companies that use blogs to communicate and interact with customers and other stake holders. Newspapers create blogs for their main website to offer a new channel for their writers. Even, individuals (CEOs, CFOs, CMOs, Market Researchers etc), consultants, physicians, surgeons, social activists, lawyers create their blogs to share with the world their expertise and views on specific topics.