As an incentive to participate in Guelph 2000's home visit initiative, householders were offered a free tree for their property through the Shade Tree Program (Financial Incentives and Disincentives). ###>Afin d'inciter les gens à participer au projet des visites à domicile de Guelph 2000, on offrait aux résidants un arbre gratuit pour les remercier de leur participation (Mesures financières incitatives et dissuasives).