Enterprise Resource planning (ERP) is an integrated enterprise-wide information system. It integrates the information system of an organization and automates most of the business functions. A properly implemented ERP system can dramatically improve the efficiency and competitive advantage of an organization. The main advantage of ERP package are: improved efficiency ,information integration, for better decision making, faster response time to customer queries, etc. The indirect benefits include better corporate image, improved customer goodwill, customer satisfaction and so on. Other benefits are business integration, flexibility, better analysis and planning capabilities and use of latest technology.

Increasingly, ERP vendors are offering "bolt-on" products that provide specialized functionality to augment the core, such as business intelligence (BI), business analytics (BA), data warehousing, data mining on-line analytical processing (OLAP), product life cycle management (PLM) , advanced planning and scheduling (APS), customer relationship management (CRM), supply chain management (SCM), geographic information system (GIS), etc.

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