Sadly I think this is a bad idea but....If you own a place YOU can do what you want. Bar in Manhattan is banning people from saying "Literally" in their establishment. Place is called
I think its a bad idea because enforcing that will be a painful and costly. I hate it too, like, literally. AND...its Grammy weekend in NYC too. Good luck
BUT....fun fact, their website says they are literally closing ANYWAY, huh? HERE
Literally read HERE for more.