Anti-C-300' pamphlets, buttons and large signs are everywhere at this year's the Prospectors and Developers Association of Canada's (PDAC's) annual convention, as Canadian mining industry groups turn the heat up in efforts to block the controversial legislation. Bill C-300, if approved, would allow Canada's government to investigate complaints about Canadian resources firms operating in foreign countries and withhold taxpayer-funded financing, such as from Export Development Canada, from transgressors.