From "Canada's immigration minister threatened for blocking stripper visas" (link):

Canada's immigration minister is being threatened by criminal gangs opposed to her government's efforts to halt foreign strippers from working in this country, media said Thursday...

Canada has long had a shortage of homegrown strippers, and club owners, some of whom are alleged to have ties to organized crime, hotly opposed the bill.

According to Tim Lambrinos, head of the Adult Entertainment Association of Canada, there are currently 700 foreign strippers in Canada, and more are needed.

He told the Globe and Mail that the Conservative government's crackdown on his industry will force foreign dancers underground where they will be more prone to exploitation...