Cost: $150 to $400
According to Wallace, replacing items such as a shower curtain, rugs, towels and window curtains can dramatically change a bathroom's appearance and require almost no sweat equity.
Many online retailers such as Kohls.com, Macys.com or PopularHomeCollections.com take most of the guesswork out of changing your accents and accessories by offering coordinating sets. Typically, these can be purchased as separate items, so you can buy only what you want or can afford.