This book provides an understanding of the concept of marketing and its role in business and public organization including the need for scientific marketing analysis. It includes a variety of mathematical models applied for better decision making, promotional decisions in the presence of competition, and sales forecasting using an Operational Research (OR) approach. The book also provides a platform to academicians, practitioners, and researchers to gain understanding of marketing management concepts from an OR perspective. This book offers relevant, international perspectives on techniques for market assessment under one canopy. It will be helpful for those who want to gain insight into understanding the managerial aspects from an OR analyst point of view and is a collaboration that contains plenty of related and valuable techniques used in real-life problems faced by industries.