With due respect, you are the one ignoring key context:
From the employee's carrier perspective those are external messages originating from you.
All that Verizon/T-Mobile/at&t see is spam coming from you, they don't know about the employer/employee relation. So when those carries complain to your carrier, your carrier has little options but to lock you.
From the employee's carrier perspective those are external messages originating from you.
All that Verizon/T-Mobile/at&t see is spam coming from you, they don't know about the employer/employee relation. So when those carries complain to your carrier, your carrier has little options but to lock you.