The affected users are to inform, especially over content, such as agreed service levels and costs of individual services of any changes such as the responsibility of a new service provider for certain services. Use phase the third phase begins with the entry into force of the service-level agreements. The service provider and the service workers must solve the hitherto prevailing project structures. So are the core tasks of the use phase and the subsequent phase of control through the normal”to perceive operating organization. The task that performs the service provider during the use phase, is to ensure compliance with service levels. The service levels actually achieved are to rise. The results are to present a report. The reasons for deviations from the agreed service levels are identified, it is the task of the service provider, the implementation of these Measures to initiate in order to control their successful and timely implementation.

These three activities form a regularly repeating process (loop) within a service-level agreements, use phase. Control phase this phase concerns the critical examination of the use of service level agreements, i.e. the rules of the service-level agreements, as well as the service level management process. In the control phase aims to ensure that the objectives originally with the use of the service-level agreements are reached. The control is carried out usually in the context of a service-level agreement audits. The control based on the collection and analysis of the target of achievement of the use of service level agreements. To do this, carry out depending on the objectives of cost-effectiveness analyses, as well as satisfaction surveys.

The objectives vary, so are to identify the causes. Inappropriate service level agreements need to be adjusted or changed, followed by the control phase again the definition phase, in jointly the change of service level agreements between service providers and service workers and will be adopted. It can be said that the service-level management ensures the achievement of the service-level agreements. Each company must work out for themselves according to phases to come to an efficient and effective service level management.