Lookup engines give more benefits to those websites who gets links from different websites and different Backlink Techniques. This means you have to give attention to each and every single website link building techniques such as Article Submission, Forum publishing, Blog Commenting, Guest Blogging, Directory Submission, Social Book-marking, Document Sharing, Web 2. 0 Link building rather than following one technique. Having links from more than one websites is much better than getting links from single websites.