Social bookmark listing helps to increase your domain authority and also you to get more traffic from Google and other search engines. People who reach your site from a business listing site are generally there because your Web site appeared in a search for topics were interested in.
Users can view bookmarks that are associated with a chosen tag, and see information about the number of users who have bookmarked them. Here are the list of valuable social bookmarking, directory submission, news and business listing sites: