Easy. Usually you will get a mutiple entry visa withen a year. , C2 h+ A9 D! X" t1 r; s+ Y0 P
Just go to the U.S consulate in Calgary website and you will find the information. ( P9 ?7 y0 ]# b5 q* W" _$ D2 }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. - N& X1 G+ t' g! l
good luck.