The market isn’t doing fixed-income investors any favors right now. : The market isn’t doing fixed-income investors any favors right now. But one of my favorite funds—in one of the best cash flow niches in the market—is delivering a gaudy 6.6% yield at today’s prices. How can we bank this 6.6% “free lunch” when 10-year Treasuries still pay less than 2%? By tapping into an income stream that most individual investors rarely think about: Preferreds.