Cancer Control: knowledge into action: WHO guide for effective programmes is a series of six modules offering guidance on all important aspects of effective cancer control planning and implementation.<BR>This Policy and advocacy module provides tools and advice on how to plan and advocate for sustainable cancer control policy and effective programme implementation. It outlines the capacity required for collaboration and communication, and sets out the optimal roles of various groups in advocacy. It recommends practical action steps, indicating how diverse groups can support effective cancer control efforts.<BR>This module is intended to help build knowledge, confidence, skills and passion for action in people concerned about cancer. Its target audience ranges from policy-makers to implementers of cancer control plans at national, regional or local level.