- By SEO Sapien
- Published 12/30/2008
- Internet and Ecommerce
-
Rating:
Unrated

Once upon a time, search engines may have used keywords and a few basic
bits of code in order to calculate their rankings. This evolved to
include other key elements, such as the number of links other people
made to your page, and then evolved still further to blacklist certain
links in order to avoid specious link farms or exchanges.