Enterprise Resource Planning (ERP) systems are highly complex information systems. The implementation of these systems is a difficult and high cost proposition that places tremendous demands on corporate time and resources. Investing in enterprise wide systems is claimed as the key to delivering superior economic performance. Benefits Realisation from such IT implementations is fraught with difficulty. Indeed, the introduction of IT into work organisations is generally marked with persistent reports of underperformance and failure. Executive management tend to view the introduction of IT as...