Every route below ends with a person who works on the product. The fastest is the support page.
Support
Live chat during working hours, and a tracked ticket outside them. Tickets get a first reply within one business day.
Billing
Invoice or refund questions go through the same ticket form. Include the invoice number and it is usually answered in one reply.
Privacy and data
Export and erasure can be done yourself from the profile page. Anything more complicated, open a ticket and say what you need.
Press and partnerships
Use the ticket form and mark it as a general enquiry.