Fifth, users and information technologies
specialists as groups have different opinions
about ratings on several factors of
information system successfulness. On the
one hand, users and their managers assign
more importance to output results (services)
of information system such as: noticed
usefulness, form of output, business effects
of computer support, than information
technology specialists. On the other hand, it
has been shown that managers and
specialists for information technologies are
more concerned with the environment of
information system services (such as:
relations between users and information
technologies specialists and processing of
system alterations demands) than are users.
In order for information system to be
successful, the management of information
system should understand and manage these
differences. Also, they should pay more
attention to ends of services rather than the
middle of the information system during the
planning of resources and formulation of
strategies for development and successful
functioning of information system.