Twitter



__**What is Twitter?**__ Twitter is a free social networking and micro-blogging site. You can read people's updates or tweets and tell people what you are up to. It is called micro-blogging because you only can write up to 140 characters. There are a couple ways to put out tweets, you can use a computer and go on the internet, or you can use your cell phone or other mobile device to send updates to it. It was founded in 2006 by Jack Dorsey, since then it has become very popular, it is the third largest social networking site on the web, Facebook is the biggest and Myspace is second. In February 2009 it was the fastest growing social networking site, it had a growth of about 1382%, Facebook only had a growth of about 228%.

Many people use Twitter for various reasons like to meet new people, stay in touch with friends, marketing and other reasons. Teachers use Twitter to talk to other teachers about what they are doing in their classes and to get advice about what they can do in their class. Twitter can help small businesses get their name out there, or help direct people to their website. Students can use Twitter to follow their teachers so that if they have a question they can tweet about it and hopefully their teachers will see it and give them help.
 * __Who uses Twitter?__**