The problem with using CME futures is that the contract is too big at C$100,000 to trade. I would recommend using idealpro with US$25,000 lots.
Right now the $C is at 0.8830. If you have C$84,978 (US$75,000) you could;
sell C$28,313 at 0.8900
sell C$28,313 at 0.9000
sell C$28,313 at...