Grassroots Advertising is in its 40th year of providing guerrilla marketing services across Canada. Specializing in out of home media, we are experts at getting your brand out on the street, where your customers are. Our specialty is Wildpostings, the original outdoor medium. In recent years we have developed exciting new media options including Projections, Interactive Windows, Mobile Billboards, Street Teams, Chalk Art and Stencils. Our award winning campaigns combine these elements and more, to deliver the engagement and interactivity that are fast becoming the new standards of successful marketing.