Today's look in window treatments ranges from a simple length of fabric arranged over a rod to elaborate draperies reminiscent of those in historic mansions. Whatever the style, the basic approach to design is the same. And as a professional designer and installer, I've learned the tricks for creating treatments that are appropriate, beautiful, well constructed, and suited to my customers' needs ”whether they're traditional draperies or unique window treatments that incorporate couture dressmaking techniques. These procedures can be helpful to you, too, if you want to make your own window fashions. I'll elaborate more on the couture techniques in a future article, but for now, let's take a look at some design fundamentals as well as some tried-and-true workroom techniques to get you started creating effective window treatments for any room.