That spare room on the main floor. The finished basement with a kitchenette and its own entrance. The bonus room you've been using for storage. To you, it's extra space. But to a growing pool of buyers, it's the reason they'd pick your house.
Ask around and almost every homebuyer out there wants to know if there’s a way to get a better deal. And just about every seller wants to know if they'll still get top dollar.