This document summarizes highlights from the Implementing Agreement Demand Side Management. It discusses the IEA DSM Programme's vision of making demand side activities the first choice in energy policy decisions. The document outlines the IEA DSM Programme's mission to provide stakeholders with guidance on crafting and implementing DSM policies and measures. It then provides examples on load shape simplification, case studies of ESCO contracts that achieved both cost and CO2 savings, the role of customers in smart grids, applying behavior change theory in practice, and information on energy efficiency obligations.