Directory bookmarking spreads brand and service awareness. Enticing brands or unique sales have the chance to spark engagement on threads relevant to their business. Business bookmarking does not save the resources themselves, merely bookmarks that reference them, i.e. a link to the bookmarked page.
Social bookmarking forms an essential part of off-page SEO. Submitting a link to business directories involve calculation of PA (Page Authority) and DA (Domain Authority) of that site. Please find list of perfectly matched directory submission, news, social bookmarking and business listing sites: