Online companies are getting tight about the address you supply, being the same as the one where your credit card bill is sent to. Too much fraud.

I routinely have high cost items sent to my parents home, one or the other is home most of the time.

The trick is to call your credit card customer service number and register a shipping address against your account. It works wonders to be able to tell the order desk that your preferred shipping address is registered with the card company.

claims that my billing address doesn't match my credit card's address