Starecasing: With the StareCasing System three-step installation process, you just measure, cut and install. The patented tread and riser overlays fit over your existing staircase like a glove. No messy demolition. No guesswork. Just beautiful hardwood stairs. In a matter of hours, you can convert carpeted stairs to hardwood without the cost or hassle of total reconstruction.
Make use of wasted space under a staircase with built-in shelves. More ideas for small spaces: http://www.bhg.com/decorating/small-spaces/strategies/smart-decorating-ideas-for-small-spaces/?socsrc=bhgpin062512#page=5