Should you invest in Preferred Stock ETFs now?

Preferred Stock ETFs add diversification and stability to your portfolio, in addition to juicy yields (PFF, VRP).

ISHARES US PREFERRED STOCK ETF: http://www.zacks.com/funds/etf/PFF/profile?cid=cs-youtube-ft-card
POWERSHARES VARIABLE RATE PFD PORTFOLIO: http://www.zacks.com/funds/etf/VRP/profile?cid=cs-youtube-ft-card

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