By Chris Taylor Published by SmartMoney Magazine: March 3, 2003 YOU'VE DONE EVERYTHING humanly possible to boost the value of your home: put a trendy island in the kitchen, laid fresh carpeting to replace that dusty '70s shag, constructed a spa-quality bathroom bigger than most studio apartments. And now you're scratching your head, wondering how to jack up your resale price even more. Look outside, silly.