Price: $500 to $2,000
You can arrange these metal shelves and baskets in nearendless ways.European makes like Elfa (sold only at the Container Store) are higher quality than domestic products but pricier.
Metal shelves are easier to install than wood systems. Still, buy an electronic stud finder ($10 to $30) to ensure that your screws hit pay dirt, because the whole heavy array hangs from a single horizontal track, says carpenter Philip Hochstetler of Mr. Handyman in Richmond, Va. who's frequently called in to repair DIY closets.
