When done right, curtains, blinds, and other window treatments can completely transform a room—adding warmth, texture, and character. But make a few missteps, and those same details can make your space feel cheap, dated, or awkward. Here are six common mistakes designers often spot, plus smart solutions to keep your windows looking polished. 1. Curtains That Hang Too Short If your drapes stop several inches above the floor, they tend to look unfinished and cheap. Designers generally recommend letting curtains either just kiss the floor or float slightly above it. Too short? There’s no easy fix once made—always double check your measurements before buying. Fix it: Choose floor-length curtains (measure height properly), or opt for ones slightly longer and tailor if needed. 2. Vertical Blinds That Feel Cold & Impersonal Vertical blinds are often associated with institutional places—think waiting rooms, old rentals—and their plastic slats tend to clatter or look industrial. They r...