This document discusses trends in ERP systems including cloud ERP, open source ERP, mobile ERP, social ERP, and data. It outlines different cloud computing models like public, private, and hybrid clouds. It also discusses software as a service (SaaS), platform as a service (PaaS), and infrastructure as a service (IaaS). The document compares SaaS and open source ERP and discusses considerations around customization, support, updates, and security. It also covers how mobile, social, and big data trends are influencing ERP and enabling new capabilities like analytics and real-time decision making. The conclusion states that ERP systems will become easier to use and be impacted by cloud