Also, don’t leave your account unused, delete it. User and follower numbers count.
And least as important, reply (if necessary to another corporate mail address) every email with Twitter/X in the footer, with a kind request to stop promoting and facilitating X.
Deleted my twitter account a decade ago when I commented on a Canada Proud twitter post that resulted in months of non-stop harassment. It’s always been this, they’ve just been turning up the heat year on year, and now people realize it’s boiling.