Agile and lean methods are approaches to product development that emphasize iterative, incremental, and collaborative work, as well as continuous learning and improvement. Their aim is to deliver value to customers faster and more frequently, while reducing waste and risk. By adopting these methods, you can optimize your product for flexibility and adaptability. This includes breaking down your product into smaller chunks of work, prioritizing and refining your backlog based on customer feedback, business value, and technical feasibility. You should also build, test, and deploy your product in small batches using tools such as version control, automated testing, continuous integration, and continuous delivery. Additionally, experiment and validate your product assumptions with real users through methods like prototyping, user testing, A/B testing, and analytics. Finally, review and reflect on your product performance and process regularly using techniques such as retrospectives, feedback sessions, and data analysis; this will help you identify and implement improvements or changes.