Jonathan Courtney, a specialist in audience growth, shares his insights on building an engaging audience for 2025. He presents the ACP framework, emphasizing the importance of identifying your audience before product development. Courtney discusses the four-step playbook: understanding who you're creating for, finding your unique content format, building effective systems, and setting a primary goal. He also highlights the 'reply guy' strategy on social platforms as a simple way to start engaging. Building an audience is depicted as a vital insurance policy for future business opportunities.