The document explains the concept of bailment, which is the delivery of goods from a bailor to a bailee for a specific purpose with the expectation that the goods will be returned or disposed of according to the bailor's directions. It outlines the duties and rights of both the bailor and bailee, including various types of bailment and the difference between bailment and sale. Furthermore, it describes the notion of pledge as a special type of bailment for the purpose of securing repayment of a debt.