This document provides an overview of Microsoft Dynamics ERP and its applications. It discusses how Microsoft acquired Great Plains in 2001 and formed the Microsoft Business Solutions group. It then focuses on Microsoft Dynamics NAV, describing how it was originally launched in 1986 as Navision software, was acquired by Microsoft in 2002, and now offers business solutions for small and mid-sized organizations. Key features of Dynamics NAV discussed include its role-tailored user interface, integration capabilities, flexibility, and functionalities spanning supply chain management, manufacturing, and financial management.