When I teach ITIL V3 Foundation classes I often have to make the distinction between Application Management which is one of the “Service Operation Functions” and Application Development. I often begin my discussion by explaining that Application Development is responsible for the actual development and building of applications by the developers. Application Management is responsible for managing applications throughout their lifecycle and is performed by any department, group or team that is involved in managing and supporting operational applications. Additionally the function also plays a role in the design, testing and improvement of applications that form part of IT services. Application Management plays a key role in all applications whether purchased from a third party manufacturer or developed by in-house staff. During the design stage of the ITIL Lifecycle one of the key decisions made by Application Development is whether to buy or build. After that decision is made Applic