Sure: but if it fails, then the card is invalid, and the card no longer can be billed. Again - you wouldn't get away with saying "well we couldn't verify the nu

Sure: but if it fails, then the card is invalid, and the card no longer can be billed. Again - you wouldn't get away with saying "well we couldn't verify the number" as standard practice - you'd just get sued and then punitively fined if it was found to be a lie.