This book has been specifically designed to meet the academic requirements of the new syllabus for the Management students. The syllabus is designed to prepare the students to know about ERP system. This is the fourth edition of production planning and control and this is an enhanced edition of my book. The main focus in this is about the key components of ERP system, how do ERP system work, benefits of ERP system and types of ERP system where students will be able to know about that ERP, or enterprise resource planning, is software designed to manage and integrate the functions of core business processes like finance, HR, supply chain and inventory management in a single system. The main features of the book are: ? The language is very simple and the style is examination ? oriented. ? The subject is presented in a self ? explanatory manner, so that students may find it easy to understand. ? Topics are explained in points, so that they become easy for students to understand and learn. I sincerely believe that the students and learned faculties will find this book useful and instructive.