6 Add some steel entry doors.
“Steel entry doors are another great place to invest for an upgrade; you will see almost a 91 percent ROI,” says Palomino. “Steel entry doors boost curb appeal as they are sleek and clean and come in a variety of finishes and paneling. They increase the security of your home and stand up to wear and tear. They also help to decrease your energy bills as they are insulated and not subject to warping or rotting.”
