Edward Gong the mayoral candidate with signs across Toronto

By now, everyone in Toronto has probably seen his face. It's on signs cluttering the roadside, whizzing by on the roofs of taxis, printed on flyers stuffed in mailboxes, and on ads in the pages of this newspaper. It's even glowing above Yonge-Dundas Square. This election season, there's no escaping Edward Gong. As the race for Toronto mayor enters its final weeks, Gong, a media magnate and outsider candidate, has launched an advertising blitz guaranteed to get the public's attention. As soon as election advertising was legally allowed on June 1, his blue-and-yellow signs started sprouting up, each one declaring…