It's always frustrating when a transaction doesn't go to plan. If there was a problem with your order, you might have seen a message like this:
2000 Do Not Honor
This is the most common message you might see. It typically means that your bank has decided not to process the transaction, which can be for one of dozens of reasons. Usually it's because we are a UK company and the bank just wants to check with you before processing the transaction.
Give your bank a quick call to check and approve your card. You should then be able to complete your order!
If you see a slightly different code you can read more about what it means in this helpful guide.