This document defines a bill of exchange as a written order from a creditor (drawer) directing a debtor (drawee) to pay a specified sum of money to a designated person (payee). It outlines the key parties and elements of a bill of exchange, including that it must be in writing, signed by the drawer, contain an unconditional order to pay a certain amount of legal tender to a definite person or order. The document also compares bills of exchange to promissory notes, noting differences in the number of parties, liability, acceptance requirements, and ability to be drawn as bearer instruments or in sets.