1. Top 10 Lessons from 2010:
What we’ve learned about SEO in the past 12 months.
Rand Fishkin, CEO & Co-founder, SEOmoz
Dcemeber 2010

2. #1: Social Sharing Influences Search

3. Direct from the Source:
Danny Sullivan: If an article is retweeted or referenced much in
Twitter, do you count that as a signal outside of finding any non-
nofollowed links that may naturally result from it?
Google: Yes, we do use it as a signal. It is used as a signal in our
organic and news rankings. We also use it to enhance our news
universal by marking how many people shared an article
searchengineland.com/what-social-signals-do-google-bing-really-count-55389

4. What Might Be in a Tweet Algo?
• Number of Unique Tweeting Sources (Diversity)
• “Author Authority” of the Tweeting Sources
• Time of Tweet (QDF)
• Connection Between Tweeter and Source Domain
• Quantity + Quality of Retweets
• Quantity of Clicks
www.seomoz.org/blog/google-bing-confirm-twitter-facebook-influence-seo

5. #2: Data Suggests Some Other
Influences on Rankings, Too

6. Social Sources, Mentions + More

7. #3: Google’s Betting Heavily on Local, but
Rankings are Less of a Mystery

8. Increased Prominence of “Places”
searchengineland.com/google-local-business-center-becomes-google-places-40307

9. Algo Heavy on Listing Quantity + Consistency
www.seomoz.org/blog/google-places-seo-lessons-learned-from-rank-correlation-data

10. #4: 2010 Still Wasn’t the “Year of Mobile” +
Mobile SEO is Becoming Less “Unique”

11. Mobile SEO Very Similar to Web SEO

12. #5: Link Spam Still Works
(But for How Long?)

13. How Can We Stop Buying Links When It Works?!
searchengineland.com/key-takeaways-from-googles-matt-cutts-talk-at-pubcon-55457

14. #6: Topic Modeling Likely Has a
Substantive Impact on Rankings

15. Simplistic LDA Models Offer Higher Ranking
Correlation than Any Other On-Page Metric
www.seomoz.org/blog/content-optimization-revisiting-topic-modeling-lda-our-labs-tool

16. #7: No One’s Taking Market Share
from Google (Yet)

17. Search Volume Growth Over Time

18. #8: Google + Bing Have Similar
Ranking Influences

19. Google vs. Bing Ranking Correlations
www.seomoz.org/blog/google-vs-bing-correlation-analysis-of-ranking-elements

20. #9: Video, News, Blogs, Images, Social
are All Providing Opportunity
(and adding complexity)

21. So Much Opportunity!

22. #10: Organic Marketing is All
Connected

23. SEO in 2006:
www.seomoz.org/dp/pro-webinar-dec-2010-organic-marketing

24. SEO in 2011:

25. Q+A
Rand Fishkin, CEO & Co-Founder, SEOmoz
• Twitter: @randfish
• Blog: www.seomoz.org/blog
• Email: rand@seomoz.org