Book excerpt: Oliver Wight is one of the pioneers of Manufacture Resource Planning (MRPII). Here he introduces the essential concepts and benefits of MRPII in a practical format with easy-to-follow question-and-answer format. Among MRPII topics covered are: how MRPII can benefit a business, the executive's leadership role in implementation, the requirements of a successful MRPII implementation, guidelines for making MRPII effective in any organization, and managing MRPII for long-term competitive advantage.