Ups Shipping Help Please!!!!

  1. I'm having a stam shipped to me from new york city to vancouver bc canada. Although the purse is worth $1200 she declared it as $250
    do any of you have any idea how much i'm going to have to by at the door for the brokage and duties?? i know our tax is 14% here so i'm thinking about $100 at the door all in??