What home improvement has 100% ROI (return on investment)? It’s usually the first thing you see when you pull up to many homes.  It has many moving parts, it certainly has its ups and downs, and it requires regular maintenance. And NO, WD-40 is not the answer! Be sure to tune in to this episode of the Real Estate Roundtable with Century 21 Jack Ruddy Real Estate to find out what we’re talking about!