Definitely the customer has a case if there is an intent to cancel the service. But, just ignoring based on a failed auth may not shift the liability. Infact,

Definitely the customer has a case if there is an intent to cancel the service. But, just ignoring based on a failed auth may not shift the liability. Infact, when disputing such charges with the issuer, the customer always wins if there was an attempt to cancel the service.