It aims to replace former borough and county councils with a series of more efficient unitary authorities, driving community engagement whilst improving service delivery and generating savings. Left unchecked, such obstacles can soon spiral into systemic failures, as illustrated by Westminster, Kensington & Chelsea, and Hammersmith & Fulham. Missed opportunities and inadequate governance will only entrench current problems, leaving new unitary authorities vulnerable to scrutiny, squandered investments, and broader mission failure. Engaging staff members early on, helping them understand and prepare for new ways of working, and ensuring they feel empowered to operate using new tools and processes, safeguards the continuity of public service. By learning from the past, acting swiftly, and putting people at the heart of reform, councils can ensure this next chapter in local government becomes one of permanent, enduring success.