ntroduction Enterprise resource planning ERP is the planning of how business resources materials, employees, customers etc. are acquired and moved from one state to another. An ERP system supports most of the business system that maintains in a single database the data needed for a variety of business functions such as Manufacturing, Supply Chain Management, Financials, Projects, Human Resources and Customer Relationship Management. Common database can allow every department of a business to store and retrieve information in real-time. The modular software design permits to a business to select the modules they need, mix and match modules from different vendors, and add new modules of their own to improve business performance.