To optimize IVR for self-service, businesses should analyze their customer journey, simplify menus, leverage AI and automation, personalize interactions, integrate with their tech stack, and test and gather feedback. By implementing these strategies, companies can enhance the customer experience, reduce wait times, and increase efficiency. A well-designed IVR system can provide a streamlined and personalized experience for customers, while also freeing up human agents to handle more complex queries. With the right approach and tools, such as Twilio's Programmable Voice, businesses can transform their IVR systems into sophisticated, customer-centric solutions that improve operational efficiency and customer satisfaction.