This document discusses the potential benefits of expanding health services to 7 day availability. It notes that patients are at higher risk over weekends and many find it more convenient to access services outside normal hours. Expanding services could improve safety, convenience, and reduce costs. The document considers what types of primary and secondary care services could be expanded and the possible impacts on patient outcomes like mortality, quality of life, and experience of care. It also discusses leadership, planning, evaluation, and roles for different organizations to help progress expanded 7 day services.