Whitehat Need Pagerank for Socialbookmarking to optimize Sites?

[rachnapallu]

Hi,

It is necessary for Pagerank to submit the link to Socialbookmarking sites.

 

[techwisepk]

you try these list

stumbleupon.com
reddit.com
topbookmark.com
socialmarker.com
************ and much .

 

[beck007]

read here http://www.wjunction.com/133-whitehat-seo/172593-500-dofollow-social-bookmarking-sites-list.html