Based on the fact that the subscription is non refundable, it is important that you calmly reassert the position of the company and commiserate with them.
This refers to a group of people who are in charge of listening to customer complaints about a particular brand of goods or services.
WIth this in mind, we can see that the best thing to do with this person in this case is to calmly reassert the situation and if the customer is adamant, escalate the issue to the appropriate authorities.
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