Question: How are shipping charges calculated?

Answer: Shipping is automatically calculated for you. When you proceed to checkout, you will see the shipping cost for your purchases.  International shipping costs include duties, taxes or other miscellaneous fees imposed by the destination country, and are included in the price of shipping at the time of purchase.  For more information about Rockstar Warehouse international shipping rates and policies, please see:
http://support.rockstargames.com/entries/20179558-information-about-rockstar-warehouse-international-shipping-rates-policies