This presentation provides an overview of marketing principles and practice. It covers key concepts of marketing, including production orientation, product orientation, sales orientation, marketing orientation, and societal marketing orientation. The presentation also discusses the effectiveness of these concepts and their impact on business success. It includes a case study on Ryanair and its marketing strategies, as well as data and statistics on the company's market share. The presentation concludes with recommendations for businesses to improve their marketing efforts and satisfy customer needs.