Because this is a privately owned forum and they can do as they please.
That is
how, not
why. The reason that I am asking, which I am sure you will grasp, is that there appears to be unfair selective enforcement of the rules.
Do you want your dox deleted from here or something?
This issue isn't about me, and I have never bought myself into this. So stop trying to divert the subject onto me, ad hominem style.