Maintaining enterprise software applications

The methods to solve new challenges emerging in the area of software maintenance with the growth of integrated enterprise applications are discussed. Operational solutions were offered to align the timing and scope of maintenance activities. The trend of developing enterprise information systems with integrated applications across the firm has opened up new and significant challenges for software maintenance. A holistic approach has been taken against the problem of maintaining integrated systems by considering it from three different perspectives, operational, architectural, and organizational. Operational solutions optimize software maintenance efforts subject to the constraints imposed by the technical state of the interacting applications.