Twitter is one of the major popular social networking sites which connects people. Twitter allows people to share their thoughts with a large audience. You will follow people, your friends or companies. You will post and look at contents and luxuriate in consuming it, or just communicate with friends. The posts made on Twitter are referred to as ‘Tweets’. The default settings for Twitter are public, but if you would like, you’ll set the account to non-public. Anyone can follow anyone on public Twitter. Unlike Facebook or LinkedIn, where users have to permit social connections. Another popular feature of Twitter is that the use of Hashtags. Users can use hashtags to a keyword in their post. The hashtag acts as a meta tag-helpful for various reasons. Moreover, PR teams and marketers can use Twitter to extend brand awareness and delight their audience.