But, I am sure our Canadian friends may be able to shine some light on this.
I am not sure about B1/B2, but I changed my status from F-1 to J-1 in 2000in vancuver, no problem at all.
merely going to the US Consulate for a US visa might not fly...![]()
I don't know exactly what is needed, but my aunt in Canada has a friend. This friend has a Canadian tourist visa, allowed to stay in Canada for 6 months and they all went here to the US. They got the US Visa from Canada and went here for a week.