on november 2, 2006, the quebec cabinet authorized loto-québec to open four gaming halls in québec, to be known ludoplexes, in montreal, quebec city, trois-rivières and mont-tremblant. this authorization allowed loto-québec to reach a new stage in its 2004 development plan. the plan has, among other features, a reduction in the number of video lottery terminals (vlts) intended to tighten access. in point of fact, the number of vlts dropped 20%, from 14,301 in 2006 to 11,410 in 2009 while the number of vlt locations went from 3663 to 2327 – a drop of 36%. the 11,410 video lottery terminals generate sales of $670 million. quebec public health authorities (serge chevalier, sociologist) estimates that the majority of revenues from these terminals come from problem gamblers, a conclusion that loto-québec contests.