This document discusses the key concepts and tasks of marketing. It defines marketing and examines its importance and scope. Some fundamental concepts discussed include needs and wants, segmentation, branding, and the marketing mix of product, price, place and promotion. The document also explores how marketing has changed with trends like globalization, technology and empowered consumers. It outlines the main tasks for successful marketing as developing strategies, understanding customers, building brands, and communicating value to create long-term growth.