Exchange-traded funds (ETFs) are great options for those seeking to generate passive income. You can just sit back and watch the income flow into your brokerage account. The Schwab U.S. Dividend Equity ETF (NYSEMKT: SCHD), JPMorgan Equity Premium Income ETF (NYSEMKT: JEPI), and Vanguard Real Estate ETF (NYSEMKT: VNQ) are three great ETFs for generating passive income.