For Pay Monthly Subscriptions, you can update your info anytime your little heart desires by logging into your Account page and clicking "View Addresses." Then update away. Oh, and you can always send us an email at email@example.com with questions. We'll make sure to get you taken care of real nice.
For Pay Once Subscriptions, just send us an email with the new address to firstname.lastname@example.org and we’ll send you confirmation once we’ve made the update.