Keyword Research and Analysis for SEO and PPC

I am going to draft detail blog post which will help to do keyword research and analysis for SEO and PPC. People are doing keyword research for SEO, PPC, eCommerce and specially for YouTube. I would like to share detail ideas on various tools, strategy and concepts to make it happen. So, Let's quick start by creating a nice list of keyword research tools.

iSpionage.com is keyword research, rank monitoring and competitors search marketing tool. You can find out top 10 PPC competitors, top ads in Google, top SEO competitors, related keywords and many more with paid subscription.

How to Handle Cross Domain Content Duplication?

I was doing research on Cross Domain Content Duplication. I have read various articles for this subject. And, I have decided to publish one detail case study or experience article on this subject. Because, I am going to implement various technical changes on 5 different domains where I am getting issues regarding it. You can see following screenshots to get more ideas on it. I am going to update this blog post in different time interval.