Click Help, from the top bar of the forum then “Contact us” from the drop down menu and then click the cetnre green button for “submit a help request” Use Sales as the department to contact. You need to give them the order number, and also Paypal transaction number if relevant.
It’s not theory, it’s fact,
However you should be aware that there is a bit of a build up with support tickets, so although the customer support people are working very long hours in order to catch these up, you may have to wait a day or two for the return to go through, but should receive an acknowledgement of your ticket very quickly.