FPA MA member Kashif Ahmed, CFP®, quoted in CNBC- “If those ETFs had been mutual funds, we would have had to wait until the end of the day to make trades,” said Ahmed, a certified financial planner and the founder and president of American Private Wealth. “If you want to act on an idea and your money is in mutual funds, the opportunity might be gone by the end of the day.”
http://www.cnbc.com/2017/01/09/hopping-on-etf-wagon-tread-carefully-advisors-say.html