Joe McKay, Founder of The Thought Follower newsletter, has successfully built a multi-six-figure business as a LinkedIn ghostwriter. He shares essential strategies for making money on LinkedIn, including the three critical types of posts: awareness, educational, and offers. Joe emphasizes the significance of strategic connections and avoiding common mistakes. He also discusses leveraging AI to enhance productivity and personalizing outreach efforts, making this an invaluable resource for aspiring side hustlers.