Google Penguin 2.0 - It's All About Links - Infographic
Google Penguin 2.0 update was all about links. Websites that were having a spammy link profiles including low quality links and similar anchor text links were penalized by this update. Here is a great infographic explaining the basics on how to get your site ready for Penguin 2.0.
What to Avoid?
What to Focus on?
Valuable and User Friendly Content
Social Media Signals
Follow Webmaster Guidelines