Bill S.

if your pretty much certain that the pound will drastically
fall against the dollar then smooth out the curve.

ie.. if you think your retirement account will lose value
then patch the losses by buying the dollar.

heres a link to a practice account on forex trading.

http://www.fxcm.com/forex-trading-demo/
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3/4 inch of dust build up on the moon in 4.527 billion years,LOL and QM is fantasy science.