This document provides practical tips on developing an Accountable Care System (ACS) and navigating service transformation and reconfiguration within a legally compliant framework. It emphasizes having a clear shared understanding of aims between all relevant bodies, including patients. It proposes a governance structure with an ACS Programme Board and workstreams to coordinate decision-making across the system while retaining statutory responsibilities. When reconfiguring services, it advises developing a clear case for change, conducting public consultation transparently, and obtaining all necessary approvals. Overall it encourages taking a simple and transparent approach to create public understanding while meeting all legal obligations.