I have never written a movie review for Fandango but decided to do so with The Purge because I want to warn everyone that if you have seen the ads on TV then you have seen the best part of the movie....
Material requirements planning (MRP) is a computer-based inventory management system designed to assist production managers in scheduling and placing orders for items of dependent demand.
4 Push System Vs. MRP stands for material requirements planning and deals with bringing in the right amount of raw material at the right time to support production. MRPII stands for manufacturing resource planning and builds on MRP by adding shop floor production planning and tracking tools. A third-generation system available at time of publication is called ERP, or enterprise resource planning, which integrates all departments of the business, not just manufacturing and purchasing.