A method for managing a system life cycle, the method comprising the steps of: a) choosing a plan template from one or more plan templates created centrally in a first organization, said one or more plan templates each comprising a plurality of module templates and a plurality of task templates, b) providing specific plan information de-centrally in a second organization, c) configuring a plan based on the chosen plan template and on the provided specific plan information, d) configuring, as a part of said plan, a plurality of modules based on said plurality of module object templates and a plurality of tasks based on said plurality of task object templates, e) defining a plurality of users, associating said users with at least one role of a plurality of roles, and assigning said plurality of users to said plan and/or one or more of said plurality of modules and/or one or more of said plurality of tasks based on said at least one role, f) configuring an inventory comprising a plurality of inventory items related to each of said plurality of modules and each of said plurality of tasks, g) detect changes to said plan, particularly to each of said plurality of modules and each of said plurality of tasks, and h) continuously automatically updating said plurality of inventory items of said inventory based on said detected changes to said plan.
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