Lenny Rachitsky built Lenny's Newsletter, a weekly publication focusing on product building, business growth, and career advice, to $500K annual recurring revenue in 12 months. Starting in June 2019, Lenny transitioned from writing on Medium to Substack, leveraging Twitter and guest posts for growth. The newsletter now earns $41K monthly with a mix of free and paid subscriptions.

Jacob Klug, at 17 years old, founded Creme Digital, a no-code agency that has grown to a $1.2 million annual revenue. Specializing in building products using no-code tools, Creme Digital serves startups to Fortune 500 companies. With a monthly revenue of $100,000 and 10 employees, the agency focuses on delivering high-quality products and maintaining strong client relationships.