The document outlines a policy advocacy campaign by the Waterloo Region Food System Roundtable aimed at improving access to healthy food options in Waterloo, Ontario, addressing issues like obesity and diet-related diseases. It discusses challenges in zoning laws that restrict temporary farmers' markets and community gardens, as well as advocacy strategies like petitions and community engagement. The campaign has garnered support from local officials and resulted in changes to municipal by-laws to support healthier food access.