This approach was largely philosophical, without direct evidence, until I received a message today that read:
Thank you, so much, for my book. I am delighted with the edition of "Japanese Wood-block Prints." I had received a copy as a gift and wanted another to give as a gift. I was particularly impressed with your packaging. I will look for your company in the future when I am shopping for books. Thanks Again, [Name Erased]Thus, I re-emphasize the point that your shipping is your primary face to the customer, your one chance to impress.