Guest rooms are great… when you actually have guests. When you’re without guests (which, for most people, is most of the time), that room can end up being wasted space in your valuable floor plan.

Hosting occasional overnight guests is a fact of life for many, but not so many of us have the square footage to spare for a guest room that rarely gets used. Make your guest room work just as hard ...

Put down the tape measure and grab your iPhone to measure the dimensions of the rooms in your house, and put them together to form a floor plan. Matt Elliott is a senior editor at CNET with a focus on ...