Because my old username was being discriminated against by GitHub, I deleted everything I could.
The reliability of the services provided by this website cannot be trusted.
You can be flagged at any time and will need to ask support yourself why you were flagged.
The support staff may be too busy to explain to you in detail how to fulfill their review request.
I still use GitHub... to submit issues, simply because most developers who follow the herd are hijacked by GitHub's service.