Web 2.0 is no longer a buzzword or a myth. Since its emergence it has revolutionized the way Web should be used. With the help of technologies like JavaScript, XML, ASP.Net, PHP/Perl, My SQL, etc, it opened different avenues for various software companies and gave the Web a different way of handling data. It took its time to find its belonging, but now is among the hottest trends to look out for. It's already creating a huge roar in the enterprise segment after being a success story on the commercial and social front.