>The way the tax is aplied depend on the place you "consume" the goods.
>It is not a "resident" tax.
>
>If an visitor came to Canada and buy a hot-dog, a t-shirt or concert ticket, he have to pay the taxes because the goods are "consumed" here in the country.
>

If only the international members could convince our gov't that they are temporary "visitors" they may have a case. The argument would probably sound like an episode from Star Trek... Beam me up Scottie!

From Canada Revenue Agency:

As a non-resident visitor, you can claim a refund for goods and services tax/harmonized sales tax (GST/HST) you paid on eligible goods and short-term accommodation while visiting Canada.

To qualify for a tax refund, you have to meet the following conditions:

you are not a resident of Canada at the time you apply for a refund;
you purchased eligible goods for personal use, eligible short term accommodation or both;
you paid GST/HST on these purchases;
you have original receipts (we do not accept photocopies, debit or credit card slips;
you have Proof of Export for the eligible goods you purchased in Canada;
the total of your purchase amounts (before taxes) must be at least CAN$200;
each receipt for eligible goods shows a minimum total purchase amount (before taxes) of CAN$50; and
the goods are removed from Canada within 60 days of the date you bought them.