Noooooooo! If you're non-US and serious about whoring, there's literally 30 other bonuses you should be doing before
Full Tilt. It will take you something like 80K hands to clear it at 25NL. $600 is not a good return on that much play.
With a $1.4K roll and playing 25NL, you have plenty of options. I assume you play cash games? How many hands per month do you play on average?