Not about smoking but I recently stayed at a W hotel and was woken in the middle of the night by the room lights turning on. They used electronic push buttons and I turned them off. Seconds later they turned on again. This repeated several times until I was fully awake and called the front desk. "We can come put tape on the sensors." "What sensors?" "There are sensors under the bed." "Oh, so you already know about th…
I carry black electrical tape whenever I travel. It's marvelous for disabling sensors and covering up too-bright LEDs that light up the room all night.