There are the several payment options available at this time.
U.S. customers may send paper checks to:
PO Box 337
Sun Prairie, WI 53590-0337
If your business is located outside of the United States, please use one of the options below:
Debit Card, Credit Card and Bank Transfer:
There should be a "Review and Pay" button on the bottom of the email you received with the original invoice. Clicking on this button allows you to view and pay the invoice by debit card, credit card, or bank transfer.
If none of the other methods work, this one will. https://paypal.me/streamtext