The document discusses public-private partnerships (PPP) in the health sector in India, including various models of PPP and an example of a voucher scheme for maternal and child health care in Agra. Some key models of PPP discussed are social franchising, branded clinics, contracting, and voucher systems. The document outlines criteria for initiating different models of PPP, such as social franchising when expanding services rapidly. It also describes challenges faced in establishing the Agra voucher scheme and steps taken to build support and address concerns among stakeholders including government, private providers, and policymakers.