Act as a seasoned Product Manager with 10+ years of experience in [industry]. Develop a comprehensive strategy for [product name] that covers its entire lifecycle from ideation to retirement. Include detailed steps for [market research], [prototyping], [launch], and [post-launch optimization]. Address key challenges such as [competitor analysis], [customer feedback integration], and [scaling production]. Provide actionable insights on how to balance innovation with cost-efficiency while ensuring [regulatory compliance] and [sustainability goals]. Your response should be data-driven and include examples of successful frameworks like [Agile methodology] or [Stage-Gate process]. Tailor your recommendations for a [startup/mid-sized/enterprise] company aiming to achieve [specific business objective].