This document provides an overview of enterprise management systems (EMS). It discusses that EMS is an enterprise-wide information system used to coordinate all business resources, processes, and information. It describes Enterprise Resource Planning (ERP) systems as the core of EMS, allowing integration across departments via a single system. The document outlines the main modules of ERP systems, including finance, inventory, human resources, and more. It also discusses implementing ERP systems, ensuring alignment with business processes, and the benefits they provide like increased productivity, transparency, and decision making.