Without windows, homes would be devoid of natural light, making it impossible to raise children made out of chlorophyll. Decorate sunlight portals with today’s Groupon: for $50, you get $150 toward custom draperies, bedding, or reupholstery from Metropolitan Window Fashions. Today’s Groupon is valid at their 79th Street, U.S. 22, Route 17, and Amsterdam Avenue locations, and includes free delivery for drapery and window treatments to Manhattan, New Jersey, and Westchester and Rockland Counties in New York. Brooklyn customers who want delivery should call the 79th Street location to make arrangements. This deal does not include pickup or delivery for upholstered furniture, which costs a flat fee of $145.

Metropolitan Window Fashions’ expert staffers beautify windows and reinvent rooms with a wide selection of custom drapery, bedding, and reupholstered furniture that has been featured in the New York Times. Patrons can browse a long list of festive and functional Hunter Douglas window treatments, including chalet wood blinds ($103.48, including materials and installation) and designer roller or screen shades ($106.11, including materials and installation). Creative customers can collaborate on custom drapery, which generally cost between $300 and $700. Prices are based on materials, lining, and pleat styles, and do not include installation costs, which run $15 to $21 per linear foot. Metropolitan’s textile wizards will also materialize custom bedspreads out of thin air (starting at $200, not including fabric), perfect for swaddling a sleeping place or making your own ghost costume. Today's deal is also good for reupholstery service, which can revitalize elderly couches ($1,040 before fabric), chairs ($450 before fabric), and dining-room seats ($84 before fabric). Fabric for custom projects can cost between $30 and $100 per yard, depending on the type of fabric, its pattern, and whether or not it can talk.