What are some of the training tools / resources available in SAP Learning Hub? SAP Learning Journeys SAP Learning Rooms Learning Center App Live Sessions in SAP Learning Rooms SAP Best Practice Business Processes. Where can end users access SAP S/4HANA Cloud tutorials? In the SAP S/4HANA Cloud system by selecting the Question mark (?) icon in the upper right corner In SAP Help Portal In SAP Roadmap Viewer In SAP Support Portal In SAP Best Practices Explorer. Which areas does a Customer COE optimize to maximize ROI? Resources Personal relationships Business processes IT applications Handling units. What are the four dimensions of SAP Enterprise Support? Expert access, Empowerment, Innovation and value realization, and Mission-critical support Collaboration, Empowerment, Preferred care, and Mission-critical support Collaboration, Empowerment, Innovation and value realization, and Mission-critical support Collaboration, Personalized engagement, Innovation and value realization, and Mission-critical support.