Hi,
The web 2.0 is the innovative tech of marketing that gives us opportunity to expand our marketing reach with less effort and at low expenses. Additional advantage is 24 hour message sending and resolving the queries instantly.
The techs are-Blogs, communities, twitter, forums, micro marketing, mobile messaging and social networks are the most interactive place and good marketing channel.
Always welcome questions and criticism with open arms while communicating through these channels this behaviour will be appreciated by all.