The sales order captures such vital information as the name and address of the customer;
the customer’s account number; the name, number, and description of the items
sold; the quantities and unit prices of each item sold; and other financial information
such as taxes, discounts, and freight charges. In manual systems, multiple copies of sales
orders are produced to serve different purposes. The number of copies created will vary
from system to system, depending on the operations to be supported. The hypothetical
system in Figure 9.1 uses sales order copies for credit authorizations, packing slips, stock