
Applications software
at the same time. It is not surprising that many businesses see order
processing and invoicing as the application where the highest benefits
are to be derived from using a computer.
A major reservation is that somebody does have to enter all the data
on to files in the first case. A relatively small business may have five
thousand customers or more, and it takes substantial time and effort to
enter those records, and then to keep them up-to-date. This is
extremely worthwhile if the customers remain much the same, but
the benefits will be less if
a
high proportion of customers is perpetually
changing. Thus, there is littl ...