Duncan Morris from Distilled gave this valuable presentation that can be found at http://www.distilled.net/store/boston2011-panda/. You can get the video of the talk for free by signing up for Distilled’s free monthly videos here and you will receive a code to get the video for free or you can buy the video from their store (individual videos typically cost about $70-90).
Key takeaways from the talk:
-Blekko banned 20 content farms but there are some search results that are better due to content farms.
-Make your content valuable to people.
-Don’t have advertising as more than 50% of your page.
-A common denominator of sites hit by Panda was poor design.
-Having a Wikipedia page is a good signal that your site is trustworthy.
-Spammy sites don’t typically have Twitter followers and use Rel=Author.
-Don’t buy Twitter followers.
-Remove low value content from your site.
-Noindex your worst quality user generated content.
-Long load time increases bounce rate.
-Google is more concerned with getting rid of bad content.
-Great content will be shared online. That is how Google could tell that it is great.