You pay the price in US dollars + shipping to Canada in US dollars to them on urr CC or by check or money order. Then when it arrives in Canada, whoever is shipping it will either leave a slip at the shipping adress or deliver it to you. When you are receiving it no matter where it is you will pay GST and PST/QST/HST on the item + duty (call customs for the % on what your ordering) and possibly brokerage fees that customs may charge you as well.