Grumpy Monkey

Indicates whether a product is currently available for purchase or delivery. Typical values include "In Stock", "Out of Stock", "Pre‑Order", "Back Order" and similar status indicators that inform customers about the product’s availability at the time of inquiry.

The natural language in which a book’s content, text, and user interface are presented or available. It indicates the main linguistic context for readers and is used to filter or display books in that language.