Management of Data (through EDI – Electronic Data Interchange) for information Communication •Management of related systems and sub systems • Event monitoring, updating, Control. There are tools and Techniques available to answer all above needs, i.e. business needs an integrated solution, which is nothing but an EMS. ERPplays the important role of running system on front. Whatever decision are made, mostly are through the system of ERP. ERP is supported by various other supports. This is the place where major decision making and their execution takes place. • EDI (Electronic Data Interchange )consists of direct computer-to-computer transmission among multiple firms of data in a machine readable, structured format. • AMS (Attendance Monitoring System)is required for personal planning of the employees in the organization. It also helps in availability and scheduling. • CAD/CAM/CAE (Computer Aided Design/ Computer Aided Manufacturing/ Computer Aided Engineering).This system handles the designmanufacturing and engineering functions in the organization. This provides drawing and design engineering information to ERP in the execution of manufacturing and purchase functions • DMS (Document Management System).This system helps in keeping important document for viewing at later times. For the purpose of transaction handling this system some time have a facility of document modification, by giving text- editing facility • CMS (Communication Management Systems).The ERP uses CMS as a tool for all its communication needs of recording an event. This system is used for tracking the important resource for action. • SMS (Security Management System). This system ERP System •ERP software is a family of software modules that support the business activities involved in these vital back-office processes. •For example, ERP software for a manufacturing company will typically track the status of sales, inventory, shipping, and invoicing, as well as forecasting raw material and human