As I posted earlier today for the Pocketbook InkPad 3, when e.g. ordering from amazon.de (germany, EU):
I would make forwardshipment. I'm often doing this from germany to austria; because many articles are not shipped to my country (and usually it's a cheaper shipment rate ).
But mine is not servicing the US, so I looked it up with startpage.com and found:
https://www.mailboxde.com/
Step1: After setting up the mailbox you will immediately receive a delivery address in Germany for FREE, which will be sent to you via email.
Step2: If you are going to order goods from Germany, fill in the address of your mailbox. Once the delivery arrives, we will send you an e-mail on the same day.
Step3: Select the type of delivery and pay by PayPal
or by bank transfer.