Income investors are leaving money on the table if they don’t use this easy options strategy By: MarketWatch February 26, 2016 at 05:13 AM EST Covered call options provide additional income up front plus downside protection, says Phil van Doorn. Read More >> Related Stocks: 20+ Year Treas Bond Ishares ETF AT&T Inc Clorox Co General Electric Johnson & Johnson SPDR S&P 500 ETF Trust Verizon Communications