Thanks for posting to this public discussion forum, @DAVID.
I am sorry that you did not find more value in our services and I apologize for any confusion you have encountered with managing your subscription.
The payment method you used to evaluate our services was not accepted, @DAVID. Please click on https://helpx.adobe.com/contact.html?rghtup=autoOpen to speak with a member of our team who can help you correct your account and cancel any unneeded subscriptions.
If you would prefer to make the correction yourself, then see https://helpx.adobe.com/account/individual/billing-and-payments/payment-and-billing-issues/retry-failed-or-missed-payment.html. Once the account is in good standing, you can use the instructions provided by @kglad to self-cancel any unused subscriptions.
Please update this discussion thread if you have any additional questions, @DAVID.