Google has recently updated
their Webmaster Quality Guidelines and their rich snippets guidelines.
But Google has refused to share any more specifics, instead choosing to say that all the answers about Fred can be found in Google's
Webmaster Quality Guidelines.
Not exact matches
Once more this algorithm will penalize and decrease the rankings of sites that breach Google's
Webmaster Guidelines and to raise the ranking and visibility of higher
quality websites.
Google references their
webmaster guidelines as a way to help improve your landing page
quality scores.
It's nice to see someone referencing Google's
Webmaster Help,
Quality Guidelines and SEOmoz.