For the walk-in closet: add doors that slide in like an armoir. Then, trim it out to look pretty like this. Would make the back entry lovely. Make an ugly closet door look like a piece of furniture-nice!
DIY Decorating Ideas: If your budget doesn't allow for expensive custom wooden window cornices, make your own. It's actually quite easy to do. You'll save money and still get the look you want. Wooden Window Cornice Tutorial - DIY and Crafts
The Yellow Cape Cod: Top 15 Projects---Kitchen DIY ~ Make kitchen cabinets look taller with custom molding ~ fake a custom look within a real persons budget. Accomplished with a nail gun, 1 x and thick decorative molding.