He initiated the development of the integration and software System that grew to become the NetWeaver System.[1] Netweaver's design and style would wrap SAP apps within an architecture that authorized integration within an business and online with other companies. The platform leverages SAP portal ideas and application architecture ideas from https://www.ecom-group.com/training-events/case-study-apply-the-sap-enterprise-architecture-framework-along-an-architecture-development-cycle-iea10/