As I have mentioned earlier, the foreign exchange rate exhibits random walk in the short run and the best prediction of tomorrow’s rate is today’s rate.
About “expert” advices, I can only paraphrase Samuelson’s famous words, “To prove that Wall Street is an early omen of movements still to come in GNP, commentators quote economic studies alleging that market downturns predicted four out of the last five recessions. That is an understatement. Wall Street indexes predicted nine out of the last five recessions!