For the orders from American stores, the cost of the service is 10% of the total cost of goods, but no less than 13 dollars.
For the orders from European stores, the cost of the service is 10%, but no less than 13 euros.
For the orders from the UK stores, the cost of the service is 10%, but no less than 13 pounds.
For purchases over $1000 or €1000, the flat rate is 7%.