From bad ideas to bad hygiene to flat-out bad manners, these mistakes make you a not-so-great guest. Here's what not to do in ...

Place a bowl of ice in front of a fan to blow cool, misty air around the room. Drape a wet sheet in front of an open window ...

After 24 hours I sealed the grout by applying sealer with a small foam brush, working in sections and wiping up drips ...