Content hubs link related articles back to a core topic page, increasing PA by showing search engines your expertise. For example, a core page on “Digital Marketing” links to pages on SEO, content marketing, and social media, positioning your site as a comprehensive resource. This setup also improves internal linking, boosting PA. https://top-da-sbms.blogspot.com/2024/10/the-role-of-social-bookmark-submission.html