I remember a case from a few years ago where Comcast/Xfinity did exactly this, using other people's identities to flood legislators with letters when there were

I remember a case from a few years ago where Comcast/Xfinity did exactly this, using other people's identities to flood legislators with letters when there were hearings for public comments on legislation that would impact the company. I think it was during hearings on net neutrality bills. It's a great way to drown out the public's actual comments and drum up fake support.