Taking it to the experts: Exploring the Canadian “domestic” question in MLS 16 Mar 2013Fair enough. And you can't find anything in the P-1, O-1 or H2B U.S. work visa applications that specifically mention Canadians. But this begs another question — if it's considered discriminatory for Americans to single out Canadians for preferential treatment, why is it NOT discriminatory for Canadian teams to give that same preferential treatment to Americans?