Twitter is now a global platform.You will find thousands of famous people together with billions of common people have sharing the same platform of twitter for interacting and sharing their review. We can follow our celebrities, players, politicians and people of all backgrounds as soon as they tweet. I think this is a very important media which supports freedom of expression and also enables people to stay in touch with each other in a more professional way ever. Twitter has it’s headquarters in San Francisco, California in United States. Twitter is currently above 300 million users who use twitter on a regular basis to express their thoughts, criticise and follow their stars and icons.