16. Dewey Update
• March/April 2008
• Index Update
• Google Dance Like
• Targets:
• SEO’d Content
• Links
17. Vince / Brand Update
• March 2009
• Algorithm Update
• Big Brands Take Over
• Google Said Not Brands
• Trust, Authority,
Quality & PageRank
18. May Day Update
• April - May 2010
• Algorithm Update
• Long Tail Impact
• Quality Change
• Many Sites Hurt
• Quality vs Off Topic
19. Caffeine Update
• August 2009 - June 2010
• Infrastructure Update
• No Ranking Change
• Pages Missing From Index
• Faster, Fresher, Deeper
Index, Within Minutes
20. Scraper Update
• January 2011
• Targets Low Quality
Scraper Sites
• Warned Days Prior
• Panda Soon To Come
21. Panda Update
• Late February 2011
• Algorithm Update
• 12% Of Results Changed
• Targets Low Quality
Sites, Less Useful Sites,
Little Content, Little
Value
22. Famous Updates
• Fritz (Summer 2003) • Paid Links (October 2007)
• Florida (November 2003) • Dewey Update (Mar 2008)
• Austin Update (Jan 2004) • Vince / Brand (March 2009)
• The Sandbox (April 2004) • May Day (May 2010)
• Bourbon (May 2005) • Caffeine (June 2010)
• Big Daddy (October 2005) • Scraper Filter (Jan. 2011)
• Supplemental (Jan 2007) • Panda (February 2011)
23. Google Updates
• How Google Updates
• Famous Updates
• Panda In Detail