What makes you think they’re not reporting stuff to cops? These are fines sent to message aggregators and gateways. Providers like Twilio who have thousands of different customers, and provide a simple on ramp to sending SMS into mobile network infrastructure.
Terminating those relationships after a single violation would simple result in the eradication of all SMS sending services, except physical mobiles phones.
Terminating those relationships after a single violation would simple result in the eradication of all SMS sending services, except physical mobiles phones.