QUOTE(herryjohn @ Feb 7 2014, 06:30 AM)
It definitely helps you to improve your site ranking.
You must be do it in 2014.
Write a guest post in under related niche.
Blog Commenting related niche.
Submit high authority do-follow Social Book Marketing and directory.
Use social media as SEO strategy.
BEFORE YOU SUBMIT ANYWHERE PLEASE CHECK SITE AUTHORITY, RELATED NICHE AND YOUR CONTENT (MUST BE UNIQUE).
These all methods I used in 2013 too. I think no new method is discovered for SEO. Need to work properly on the same methods.