Twitter is an online news and social networking service where users post and interact with messages, "tweets".  Registered users can post tweets, but those who are unregistered can only read them. Users access Twitter through its website interface, SMS or a mobile device app. Twitter proved to be the largest source of breaking news. Twitter is a social network. https://goo.gl/Wb5Vi9 .Twitter actually changed from what we thought it was in the beginning, which we described as status updates and a social utility. http://www.adsyellowpages.com/jobs/advertising-media-pr/twitter-customer-service-number-1-888-337-5333-547751.htm Tweets are publicly visible by default, but senders can restrict message delivery to just their followers. Users can tweet via the Twitter website, compatible external applications (such as for smartphones), or by Short Message Service (SMS) available in certain countries.  Users may subscribe to other users' tweets—this is known as "following" and subscribers are known as "followers". http://www.4jat.com/ads/twitter-customer-care-number-1888-337-5333-2/ Individual tweets can be forwarded by other users to their own feed, a process known as a "retweet".  Twitter allows users to update their profile via their mobile phone either by text messaging or by apps released for certain smartphones and tablets. http://www.usadsciti.com/education-amp-learning/professional-courses/twitter-1-888-337-5333-customer-technical-number-67427.htm Twitter has been compared to a web-based Internet Relay Chat(IRC) client. Twitter revolves around the principle of followers. When you choose to follow another Twitter user, that user's tweets appear in reverse chronological order on your main Twitter page. If you follow 20 people, you'll see a mix of tweets scrolling down the page: breakfast-cereal updates, interesting new links, music recommendations, even musings on the future of education. http://www.flyerspecials.com/classifies/index.php?page=item&id=786