Seminar paper from the year 2007 in the subject Business economics - Information Management, grade: 1,3, Technical University of Berlin (Institut fur Wirtschaftsinformatik und Quantitative Methoden), course: Enterprise Application Integration, language: English, abstract: The IT Technology is no more observed only as another tool to automate handlings and processes or as replacement of human resources. It is rather connected to contribution to the overall value continuum1 according to the company vision. However, the resulted benefits of the enterprise application integration come from the synergized efforts of all users and enablers rather then from the isolated technical solution. For example, the success of a complex application such as Manufacturing Executives Systems or Customer Relationship Management largely depends on the value the users involved in processing information, envisaging and understanding the company vision, goals and their conformance and it's integration and interoperability with other business application. Following the measures of the IT Performance of an IT Systems and solution in general, the following seminar paper attempts to highlight the differences between the tangible and intangible contributions and effects of the Enterprise Application Integration to the business organization and value.