Maddie Wolf discusses how agencies can enhance their capabilities by leveraging Gatsby, a modern framework that offers security, performance, and scalability benefits. She highlights the creation of the Agency Directory to connect agencies with potential clients and introduces the new Agency Plan designed to support agencies with up to 100 sites and seamless client handoff. Gatsby provides early access to features and co-marketing opportunities to agencies, encouraging collaborations and strategic partnerships. The importance of staying updated with Gatsby's frequent feature releases is emphasized, including the ease of upgrading to newer versions for improved performance. Wolf also stresses the benefits of using Gatsby Cloud for businesses, offering rapid deployment and performance features that significantly enhance site speed and efficiency.