Such policy strategies involve changes to how the roles of purchaser, provider and oversight are currently organised, how' the purchasing of goods and services and provider reimbursement occur, and how' the health system information infrastructure is set up. Some of these policy alternatives are identified in the light of international experiences in the OECD and elsewhere, and their feasibility assessed specifically in the Colombian context. Section 2.3 presents issues around qualify of health care provision, whilst Section 2.4 deals w-ith heightened concerns in Colombia about the health system’s financial sustainability.