A web directory increases backlinks to a website owner who submitted their links for posting at a directory. Many of the directories online are hosted by webmasters. If you submitted your website link to a particular directory category, it is still subject for approval of webmasters. Getting the services of directories for your website may be paid or free. Many people use the free directories because they won't have to spend anything in displaying their links. But, a large number of website owners are submitting links in particular free directory. This leads to a delay in approval of the submissions and may be a hassle for some website owners because they cannot achieve their target traffic population at once.