Easy. Usually you will get a mutiple entry visa withen a year. . s5 F" x$ I$ L# E* l3 T8 w
Just go to the U.S consulate in Calgary website and you will find the information. 3 W. z0 Y/ U6 g) V" s( D% r
You need to book the interview in far advance, usually a month or half a month prior to the interview. Sometimes if you are in a hurry, you have to go to Vancouver for the visa. c, h3 W$ `' E9 p" o2 v w
good luck.