Links from industry-relevant/topic-relevant pages where links are placed
Overall site must also be industry-relevant/topic-relevant)
Links from many different domains
No spam used to solicit links
No links from Link Farms
No links from FFA networks
No links from porn, racially prejudiced sites and other sites containing offensive content
No links to the client site through redirect scripts, cgi, etc.
No JavaScript links
No framed sites
No flash sites
No robots.txt exclusions
No Robots tag exclusions
No nofollow tag exclusions
No paid links
Links from pages that are already indexed