I seen lots of people creating everyday hundreds of Profile type backlinks for their sites... "/profile/username"............... Ok... what is the benefit of it. Bec., It has no any high Pagerank in that profile linked page. Then only with indexing how their sites will be boost. I think in High page rank like 3,4,5,6 blogs comments is the best. Bec., it gives direct Pagerank link. But, what is the usage in profile type backlink... I may have missed any best seo usage from that profile backlink method. But, till now i didn't get it to my knowledge. ' Anybody can clear me...?