Do Hotels Know If You Vape? What Happens If They Find Out? UponArriving How Hotels Can Prevent Vaping & E Cigarette Use in Non Smoking Rooms Alertify Your guests aren't the only ones checking in. So are their vape pens. With over 13 million regular vapers in the U.S. alone, unauthorized vaping is a major operational risk for hotels. Do Vapes Set Off Smoke Alarms? Clutch Vape