Question: what are the best preferred stock?
Answer: VanEck Vectors Pref Secs ex Fincls ETF., Invesco Preferred ETF., Invesco Financial Preferred ETF., iShares Preferred&Income Securities ETF., Innovator S&P Investment Grade Pref ETF., Virtus InfraCap US Preferred Stock ETF., AAM Low Duration Pref & Inc Secs ETF.