This document provides information about money and its key functions through a presentation by Pratik Shukla for a macroeconomics class. It defines money and discusses its main functions as a medium of exchange, unit of account, store of value, and sometimes standard of deferred payment. Fiat money and how the money supply is comprised are also outlined. The document then contrasts money with barter systems and defines additional money functions like measuring value, acting as a medium of exchange, unit of account, standard of deferred payment, and store of value. It concludes with brief information about Sodexo as a comparison to money.