Much like search engine submission, an effective SEO effort needs also a solid web directory submission program. Nothing can be more demanding in the SEO arena than to find website directories in which you may be able to submit your site for free. Furthermore, the monotonous task of researching for quality website from which you may be able to submit your web site may be quite challenging. For, more often than not a site with a good ranking will not list a website with low rank.
To be able to understand this and get the big picture, you must have a keen understanding of how link building and link exchange helps in the search engine optimization process. The basic principle is that, the more quality website linked to your site, the better. Hence, the whole Web Directory Submission effort is directed with this link building principle in mind.