[mariejames]

As per my experience am saying the below are best web 2.0 sites..By this you can increase your website traffic along with good backlinks..i.e.

Blogger
Wordpress
Tumblr
Goarticles
Wikispaces
Jimdo
weebly
Livejournal

[pennjt55]

Thanks for sharing this.

[xuled]

I think you are absolutely right about what you say.

[eliteinfoworlds]

You are Go to right ways. Above all web 2.0 is top sites and get quality do follow links.

[stevex]

You tube is the highest in 2.0.