This book exposes the SAP experts' eye on an emerging solution i.e. OpenERP. It puts into perspective the advantages of their implementation methodologies, the differences in the features, customization approaches, etc. SAP users will discover in this book how OpenERP solves the same problems as SAP but with a totally different approach and point of view. At the other end, OpenERP users will discover what makes SAP the world leader in the enterprise management software market. In this book you will learn: * how to assess differently OpenERP and SAP based on your specific needs, * where are the costs of an OpenERP or SAP implementation, * the advantages of different implementation methodologies: ASAP vs Agile, * what makes SAP such a good and popular product, * why recent technologies may change the "old" ERP market.