You did describe them as "dodgy" though. Not proactively updating expired cards is dodgy. Supplying an unmonitored email address as a contact address is dodgy.

You did describe them as "dodgy" though. Not proactively updating expired cards is dodgy. Supplying an unmonitored email address as a contact address is dodgy. Cutting service after non-payment, email warnings, and grace period is normal and expected.