Toral Cost of Ownership (TCO) monitoring is a factor increasingIy crucial to the success of companies that intend to make inforrnation and technology their competitive strengths. As a result of traditiorial control systems being focused only on hardware and software maintenance, acquisition and heIp desk-reiated costs - around 8% of the total TCO these activities are often carried out externaIIy which does not significantly benefit the company. Therefore, careful assessment of costs that make up the TCO, carried out with qualified methods and resources, and the subsequent definition of service and performance Ievels that maximise the benefits for custorners, are critical success factors of an approach that makes of us a unique and effective partner in the running of valid outsourcing project.