Web 2.0 is aimed to provide IT professionals and businesses in a more interactive and collaborative manner by presenting new opportunities for leveraging the Web and engaging its users more effectively. Web 2.0 is a collection of technologies, business strategies, and social trends, and is more dynamic and interactive than the previous Webs. It facilitates Web design, creative reuse and updates, provides a responsive user interface, facilitates collaborative content creation and modification, and establishes social networks of people wit common interests. The technologies and services of Web 2.0 include blogs, Wikis, and mashups. These services provide an enhanced user interface, value-added information by aggregation, and value-added information augmented with an enhanced user interface. The enterprises use the services of Web 2.0 to collect information and combine it in intelligent ways for smarter decisions.