This document provides an introduction to lobbying and building youth movements for change. It discusses key concepts such as advocacy versus lobbying, different levels of decision makers, and how to choose issues to lobby on. The document then provides guidance on effective lobbying strategies, including how to contact decision makers through letters, emails, petitions, public events and meetings. It emphasizes being prepared, specific, and following up after meetings. Overall, the document aims to equip youth with basic lobbying skills and strategies to influence decision makers on issues they care about.