If you want to request for a tax invoice. The steps that can be taken are as follows. 1. The system will lead you to the "Delivery Address" page once you click "Continue to payment" where you may see the "Billing address" 2. After you click on it, a window for filling out the entire tax invoice data will open. 3. Once the information has been filled out, you can click to designate it as "Default". 4. Following successful completion of the information After this, you may resume your payments. Information about your tax invoice will be sent within 10 days to the email you provided.