American businesses love to bend over backwards for the customer but hate to admit that they owe you anything. If you ask for a replacement almost as if it's a

American businesses love to bend over backwards for the customer but hate to admit that they owe you anything. If you ask for a replacement almost as if it's a favor, they find it flattering. If you say anything that implies you think they're obligated, they find it threatening, and it will take you much longer to walk out with a replacement (and a much less friendly send-off.)