If your shipping a physical good then it works well, different billing and shipping address can be a red flag. Depending on where the billing address is then it

If your shipping a physical good then it works well, different billing and shipping address can be a red flag. Depending on where the billing address is then it can be easy to stop fraud. If the causes us to miss out on a few sales it is small price to pay compared to getting hit with chargebacks. Also AVS works fine in the UK as well as the US.