How Can Search Engines Rank Results? Let Bill Count The Ways

20 Ways Search Engines May Rerank
Search Results
from Bill Slawski at SEO By The Sea looks at the many ways
search engines can or could rank search results after an initial ranking has
been determined. Duplicates might be dropped; personal data could influence
results; country-specific targeting might happen among other things. Like that?
Then you probably want to check out
Search
Engine Ranking Factors
from SEOmoz. Written last year, it covers over 100
factors that search engines might consider to do initial ranking. The main
takeaway from me is that all these factors — pre- and post-ranking — simply
underscore how we are moving further into that world I’ve
written about
before, where not everyone will see the same search results for the same query.

Related reading

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A picture of the first slide from Greg Gifford's Brighton SEO presentation, featuring a movie still of a man in a racing car with the words "Marketing to Local Businesses" across it in orange, and below, "Moving beyond local SEO to win the visibility race" in white text.
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