Once the project mandate has been approved (Gate 1), the Project Manager can commence detailed planning of the project.
This is an important phase within the project as it determines the preferred approach along with the key milestones, deliverables, activities and resources (people and money), and the project benefits including success measures.
This includes:
If the project requires the procurement of a system, it is important that key requirements are captured and reviewed by IT during the business case development, and attached to the business case as an appendix.