Log into aMember: https://teslathemes.com/amember/admin.
Search for the username or user email.
Under Payments/Access, select Invoices/Access.
The status Recurring Active will be displayed on the first line in green. On the line below, click on Stop Recurring. This will cancel their subscription/payment profile so that they will not be billed again next year.
Once the account has been cancelled, send the canned response under Billing entitled Subscription Cancelled Confirmation (after cancelling in membership area) for Showthemes and Tesla.