Social bookmarking sites plays the important role to get the maximum traffic to our site. Social bookmarking links are great for website business promotion. So there are so many advantages of it.
These are the main SEO tools for daily use.
1. Back link checker
2. Google Analytics
3. Keyword Density
4. Google adword
5. Google Global Search.
The most important thing to select the directory sites is that sites must not penalized by Google. It will be better if having high page rank and do follow sites always effects more in SEO.
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Article submission is the great way to get the more and more traffic to the site. It helps to generate the back links to the site. Having good content is more profitable to our site.