Every payment, and every purchase with our credit card billing is sent through a series of measures to make sure your information is safe and that only YOU are the one making the purchase. Usually when your credit card is declined this is due to one of several reasons but they are all in place for your safety. Go through the following list of possible reasons why your card was declined and make sure none of these are the cause.
If all else fails feel free to open a ticket with us so that we can give you the exact error why your card was declined.