Sometimes the simplest decorating swaps can yield the biggest returns. These one-hit-wonder changes will invigorate your spaces with minimal effort on your part. But be forewarned: One swap may make you want to do another … and another. But that’s what makes decorating fun, right? Pillows Swap standard-issue pillows for something with personality. Ditch the pillows that came with your sofa and layer in a contrasting color or pattern. But don’t toss the old pillows into the donation bin just yet. Oftentimes, these pillows have reusable forms and will fit inside new covers. Or if you’re handy with a sewing machine, stitch new covers to size and you’ll save the expense of new pillow forms. Nightstand Swap a cluttered, utilitarian nightstand for something prettier. Bring some luxury to your life by simply giving your nightstand a little love. Clear out the unnecessary clutter (we mean that pile of receipts and …