From the Google Webmaster Central blog, we know that the primary principles for Penguin update can be summarized into three golden rules.
1. Don’t use any blackhat methods on website
2. Don’t use duplicate content
3. Don’t use blackhatmethods for creating backlinks.
Of course, none of this is new. It’s just that now Google has a better way to enforce them.
If you want to know what kind of on-page and off-page SEO that can be use after Penguin update, then you need to read this e-book:
The e-book will give you a blueprint and step by step guide on how to rank a brand-new site on page 1 using Penguin friendly SEO methods or get older sites back after Penguin slap.
Infact, there are no new methods after Penguin update. You just need to understand which methods are Penguin friendly, and which are violated the Penguin rules. readmore