Advanced technique of SEO ?
 

I am in seo last one year on SEO as a web promoting . Knowing completely different types of setting out to advanced level on SEO. However not still knowledgeable about SEO. i'm doing Backlink, article writing and submission, forum posting, social bookmarking, directory submission, Email-marketing, feed submission, web-2.0, webmaster, analytic etc. i need to a lot of advance technique, please somebody help me by giving suggestion. i will be appreciate!

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