The document describes Enterprise Resource Planning (ERP) systems and their components. It discusses: 1) Core ERP components which primarily focus on internal operations, including accounting and finance, production and materials management, and human resources. 2) Extended ERP components which meet needs not covered by core components and primarily focus on external operations, such as business intelligence, customer relationship management, and supply chain management. 3) Benefits of ERP systems including integrating financial and customer order information, standardizing processes, and providing decision support across the enterprise.