They better make an effort to provide backwards arbitration support, at least the one they claimed they would have back in the judge me days pre March 2013. BTCJam has earned more than a little distrust from it's users and it's not all the scammers fault.
I emailed them about it awhile back and they had like 25% default rate as far as I remember. Until they start enforcing debt repayment, I'm not doing business with them again.