If you want to change your payment method and you currently pay via Paypal, please log into your paypal account.
If you gave me your card number and wish to change it, please check below. The information below will interface with Stripe, the payment processing platform. (For security reasons, I don’t keep your payment information. Rather, I used Stripe, a trusted payment platform, to process payments.)
If you prefer, you can just email me: firstname.lastname@example.org