futures are cheaper for daytrading, fx for o/n
commission less than $5 rt for one $125,000 6E Euro FX futures contract
via AMP Futures: daytrade margin is $500 o/n $5,400
http://www.ampclearing.com/trading_hours.html
via Oanda: day or o/n margin on $125,000 @ 1.42685 @ 50:1 is...