Have you decided it’s time to freshen the look of your home? Do you want to build an addition, rather than moving? Are you yearning to fix that kitchen layout that makes you nuts? If you're ready to tackle a major remodeling project, but don’t want to do the work yourself, it’s time to hire a contractor.

Home improvements are usually made for two reasons—personal enjoyment, or to boost your home’s resale value. Ideally, renovation projects accomplish both goals, especially if a move is in your future. Here are three of the worst upgrades, in terms of return on investment.

Cooperative buildings, or “co-ops,” are a unique housing option, typically found in a limited number of U.S. urban markets. Is a co-op right for you? Learn more.