This is the easy to use tool for users, who do often transaction over Paypal. Specially designed for the PayPal users business transaction to the overseas. This is not the official product by the Paypal. But this product is developed based on the self-experience over the Paypal. To avoid surprises after receiving amount due to different fees taken by Paypal and to know the actual amount to be invoiced to the customer, we have automated the calculation part, so after entering the amount user