It’s not random. While abusing the report feature in this fashion:
is a violation of the coc:
- Abusing the Reported Post feature by sending false alarms or nonsensical messages
and those who repeatedly do it fall under:
Repeatedly violating any area of the Blizzard Terms of Use or Forum Code of Conduct, including the areas detailed above, will often result in permanent banishment from the forums.
For some reason certain people get a free pass, even for “final warning” offenses. Even when they are repeated. For years.