How do I update my billing information? LTB Support September 01, 2017 00:34 Updated Follow You can update your payment at any time on your self-service portal. If you are a Paypal subscriber, please click here for instructions. We'd love to hear from you - drop us a line! Related articles How do I cancel? When am I billed? I'm having other technical issues. I signed up for a box this month and I haven't received it. I'm a subscriber but my email is invalid when I try to access my account.