FYI: neochanges1. Make sure to use Canada Post when you send in your file. DO NOT USE ANOTHER CARRIER.
It's a PO Box address and it's a government institution. Stand me corrected, but I believe that Canada Post is the only one with access to that PO BOX because they are a division of the government.
Mine was about 5kg. And it cost me a little over $20 and that includes the HST.
And yes, that is the correct answer.
Be careful with our postal code because that is what they use to sort the mail. Mail can get to the right address even if it is incomplete as long as the correct postal code is in the envelope. Trust me, I know