1) Once logged in, select the drop-down menu from the upper-right-hand corner of the landing page or head to this page.
2) Click on 'Go to billing portal'.
3) If you wish to edit an existing payment method click the pencil icon.
4) If you wish to add a new payment method select 'Add Payment method'.
5) Input your card number, expiration date, and CVC. Click 'Update' to confirm your changes.
