Auto-banning an account is a violation of GDPR Article 22 https://gdpr-info.eu/art-22-gdpr/ > The data subject shall have the right not to be subject to a decision based solely on automated processing, including profiling, which produces legal effects concerning him or her or similarly significantly affects him or her. Quote this and maybe it will get you escalated, but who knows? A lot of companies seem to just igno…
If you send abusive texts through Twilio, Twilio could lose it's contracts with carriers. I haven't read through the paperwork Twilio makes you sign, but I'm gonna guess the fact that this could happen is in there. Also it sounds like the account wasn't banned, it's ability to send messages was suspended. Because it was being used to send spam text messages. I'm pretty thankful Twilio has automated systems for that