Acceptance by all stakeholders is the most important prerequisite for successfully deploying a PPS system. Making sure that the PPS system maps what actually goes on in a business as accurately as possible paves the way for achieving this. Inaccurate or incorrect information and implausible data always reduce user acceptance, which compromises success.

Introducing the System using a Stage Model

Stakeholders are "carried along" in the stage model, i.e. the potential for operational improvements is fully exploited by the procedure that is adopted.