Rotarians and partners often focus on the initial investment in providing water, sanitation, and hygiene (WASH) services. But sustainability depends on generating a perpetual stream of money to fund operations, maintenance, and rehabilitation. A panel of Rotarians will discuss options such as earning revenue from water or sanitation supply chain management, contractual fee-for-service models, water kiosks, renting or selling filters, microfinancing, revolving funds, co-ops, and subsidies.