USE OF SOFTWARE PACKAGE:
The concept of applications software and were told about software packages and their types. In other words, the discussion implies that instead of writing your own software package, or commissioning some one to do this job for you, it is sensible to select an already existing package, which meets most of your requirements. In this section, let us try to understand as to why we should use a commercial package. Software packages which fire available for purchase or lease are used by a number of organisations, all of whom are the clients of the same software supplier.