This document provides an overview of marketing essentials, including the key roles and responsibilities of the marketing function, their relation to the wider organizational context, and the ways different organizations apply the marketing mix to achieve business objectives. It also includes a basic marketing plan for a new product launch. The content covers various topics such as gathering and analyzing marketing information, marketing planning, promotion, packaging and labeling, and the application of the marketing mix in different organizations. The document is suitable for students studying marketing or anyone interested in understanding the fundamentals of marketing.