In a modern context of increasing competitiveness, businesses and offices typically need to perform their duties with greater efficiency standards ever.

In this context, computer systems and related technological systems play a vital and indispensable key role to not lose competitive advantage to keep their systems up to date in order to capture all modern opportunities to optimize performance of their work.

In this context, we have witnessed in recent years to increased use at the point of having become the de facto standard tools such as e-mail, intranet and internet services, software solutions with web interface, groupware software solutions, shared calendars, solutions VoIP telephony, multifunction devices and networked solutions for telecommuting or job sharing to more remote locations and many other advanced technological solutions.

All services described above have been a significant increase in the complexity of computer systems and a greater dependence on the proper conducts of their work these systems.

In other words can be demonstrated a correlation between the efficiency of its organizational structure on the efficiency of information systems.