[ranting-moth]

Yes, chargeback is pretty much a nuclear option. But in his case they'd already closed his account and are not responding, so time for the nukes.

[SOLAR_FIELDS]

Just a heads up, Salesforce owns Heroku, so if OP did this he had better be willing to lose access to anything else Salesforce related. Like Slack or Quip

[emag]

And nothing of any real value would have been lost...