'House Hunters': How real is it?

Ask me to name my favorite TV series, and I'd probably say something like Mad Men or True Blood.

But ask which show I spend the most time watching, and you'll get a very different answer: House Hunters.

Yes, HGTV's signature series is my greatest guilty pleasure -- and it's pretty easy to indulge, considering it airs about 20 times a day.

For the uninitiated, the premise of House Hunters is simple:...