Publishers may deliver very low-cost, pre-publication copies often known as galleys or 'sure proofs' for marketing functions, for instance generating reviews beforehand of publication. Galleys are usually manufactured as cheaply as you can, since they don't seem to be intended available for sale. Libraries abandonment of books in community areas, https://www.youtube.com/channel/UCP9Gw00CldPUmiu43y7fdWw