maybe you wanna know what relation between them? given a high pr site(mine) ,a client site(wanna seo), a bunch of site that have no pr but indexed by google. how to rank clients site well? two way. 1. put a link at high pr site. so it is strong backlink.(because with less outbound link) 2. put a bunch links that point to my bunch of no pr site.so these site will have some pr too. than i put backlink in high pr site and these low pr site. which way is better? if 2 is better, then i found a good way to rank well if you have a high pr site. or the title of the post should be the one "how to make the most of a high pr site to drive a client site rank well"