I would not waste my time I have tried with several and only once have I gotten a refund all others referred to CA or written off by PDL
Yes, you should try to get a refund. Send them a letter asking for a refund.
http://www.facebook.com/?ref=home#!/profile.php?id=100002227460566
I hope the following link will help you to write a refund letter: http://www.debtconsolidationcare.com/paydayloan/dealingwith-illegallenders.html