Is there, like a cleaners where all the Superheroes go? I mean, they'd give themselves away if they weren't carefull.

"Yah, uhmmm, I'm here to collect the black spandex suit with the yellow bat on front....the one with the phoney pec-muscles....yah that's it. Did you starch the mask? Oh! good!"

Half of communication is listening. You can't listen with your mouth.