What Are the Social Bookmarking Websites ? The positive effects of social bookmarking for publishers of news sites, blogs, and other web sites is outstanding. Social bookmarking can introduce sites to others with relevant tastes, drive traffic to your site, and valuable backlinks. n order to use social bookmarking sites as link building venues in any way you have to build a naturally looking profile containing links to different websites. Some social bookmark sites like Propeller.com pass on link juice, while some use the NoFollow attribute. But do not let the use of NoFollow fool you, the search engines are looking beyond the incoming links from social bookmarking sites to gauge their value to their search indexes. The external metadata compiled via user generated descriptions, tags, titles and categorization is incredibly valued by the search engines, as in the same philosophy as anchored backlinks, descriptive content abou...