1) That’s up to you, guy. Only reason anypony ever started following me was because once upon a time somepony decided, “I would not consider it a burden to see what this pony has to say.”
I do what I can to stop it from becoming a burden; this is only my sixth post today and this has been a lot for me. Don’t know what else to say; I don’t think I’ve changed anything.
Sorry my page didn’t turn out to be what you thought it’d be.
2)
3) Magic creates a visible field around what it’s used on. It’d be possible, but you could get caught.
There is such a thing as stealth casting, but that’s well beyond what most are capable of, even if it were legal for civilian use.