If this was charged against a credit card, you can likely look at issuing a chargeback through your bank. Even if it wasn't a credit card, you should see if the

If this was charged against a credit card, you can likely look at issuing a chargeback through your bank. Even if it wasn't a credit card, you should see if there is anything your bank can do. While I don't typically support a liberal use of chargebacks, a situation where you actually didn't purchase the thing you were charged for, and the vendor is not cooperating, is kind of what they are meant for.