Web 2.0 site list for SEO

List of high PR Web2.0 it is very important for SEO and SMM 

1. Wordpress.Com

2. Weebly.Com

3. Blogger.Com

4. Tumblr.Com

5. Typepad.Com

6. Tripod.Lycos.Com

7. blog.com 

8. https://en.over-blog.com

9. rediff.com

10. tumblr.com

11.http://xing.com

12. facebook.com 

13. Twitter.com

14.pinterest.com

15. Google+ 

16. Tumblr

17.LinkedIn 

and have more . continue web2.0 is most important for website Search Engine 10 ten position . 

Thanks 

Mahfuzur 

Mail: sheikhmahfuzur@gmail.com

if have any Good information for SEO and SMM please share ...........