Among the all search engine, Google is one of the major search engines which is dominating a major part in search engine world. So, people are always targeting Google as their main traffic source. Most of the quality sites do not gain incoming links to their homepage but a wide range of internal pages. That is why; deep linking becomes very important and popular among webmasters and SEO experts.
There are many ways to gain deep linking for a site which includes article posting, social bookmarking, directory submission, signature links in forums and so on. Link directory is one of the best ways to acquire deep links. As we know submission your sites in directory not only brings traffic but also it creates back link which helps to get higher page rank (PR) value. Google’s page rank (PR) does not apply to the website as a whole but to each individual or internal page. If you consider or focus only for your site’s homepage but not the internal pages, then you will lose a lot of traffics as well as overall page rank (PR) value. Therefore, deep linking directory is much more popular than normal directory. Normally site submission with deep link is more expensive than normal listing. If you are looking for affordable but trustworthy and unique deep link directories, you can consider Links the Worldand Project Directory.