This wiki is managed by Dave Chaffey of Smart Insights to help keep marketers up-to-date with developments in digital marketing

From Marketing Online

Our summary of significant updates or changes in how Google determines relevance for SEO which could cause changes in your visits and sales from the Google natural listings:

• Cracking the Google Algorithm, and Understanding Search Patents Useful interview summarising Google Algorithm changes - past and future. Posted 1st Feb 2010.

• Caffeine Alert from Google's Matt Cutts Google infrastructure scheduled for imminent update after Thanksgiving so see how set up your custom alerts for natural traffic fluctuations in New Google Analytics Intelligence feature (if it's enabled yet) Posted 10th November 2009

• 2009 Main Google updates affecting SEO My more detailed summaries of key 2009 changes to Google algorithm and search functionality including Vince and Caffeine updates

• Matt Cutts on on implications for SEO of editorial vs Footer links A significant update from Sept 2009 showing importance of inline links today - a clear measure to reduce weighting of footer links which is often used in modern SEO practice

• Confirmation that Google does not use keyphrases in meta keywords tag Google has never used this, but this is official confirmation reminding also that Meta Description is used in the search snippet.

Updates to Google ranking factors

• My summary of changes to ranking factors in 2009 Shows relevant ranking factors for 2010.