Investing for passive income can be more reliable than investing for pure appreciation.If you are new to investing, then exchange-traded funds (ETFs) may be a good place to start your journey. That's because they are highly liquid, essentially trade like stocks, and provide diversification, as ETFs hold a basket of stocks.ETFs can also pay dividends. Many more risk-averse investors prefer to pursue dividend stocks because they can provide passive income every year, often in a more reliable manner than inves ...