Easy. Usually you will get a mutiple entry visa withen a year. 2 n4 P: D% K8 e3 \' O
Just go to the U.S consulate in Calgary website and you will find the information. 1 O9 v* T+ U* {& p3 B7 G
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. : F. Y# d/ n1 a, H A2 b+ Ngood luck.