IT Governance is now a major issue for CIOs. Indeed, they are increasingly faced with strategic decisions around outsourcing, cost control and measuring service quality.

The IT Governance allows shared management of the representation of the SI between the owners and CIOs.

Modeling the IT Governance allows consideration of ground returns at both local officials that eventually the users themselves. It becomes possible to mount satisfaction indicators to guide the decision-makers and record changes in the SI approach overall quality of continuous improvement.

Major activities underlying the IS Governance are: ITIL - The ITIL aims to industrialize production services and operations.

• IOS - Control Computer Production in accordance with ITIL
• Industrialization of services - Defining catalogs services to ensure the maintenance of a level of service. Service Level Agreement (SLA) - Agreement defining the obligations of the supplier as to the quality of his performance, and penalties incurred in case of default.
• Billing - Billing services according to SLAs negotiated between client and supplier.