One of the newest trends in Link Directories is the acceptance of deep links. For new and established websites alike, it's often difficult to boost the PR of inner pages of a website. That's why submitting to a strong Links Web Directory that accepts deep links has gained popularity over the last couple of years. Although it can be expensive to submitt all of your inner pages to a strong links directory, submissions of a few stratigically selected inner pages of your website can improve the overal page steangth of any website.