http://www.nikonchat.com/nikon-wireless-flash-control/

Creative Lighting System Nikon?
I keep hearing how good the system is Nikon Creative Lighting …. wireless flashes, etc …. Without But do people really use multiple flashes? I thought the time they reach that point (studio work), fixed lighting is normally used? Or am I wrong? Give more control does not blink? They sparkle still used with a fixed lighting?
I use (and love) my Nikon CLS. I have a SB 800 and 600. I never get the chance to shoot in a studio, so all of my shoots are on the rise. With my two SB does not have to worry about the cables, batteries (Even if I reduce my time recycling), or hire a sherpa to tote around all my equipment. I also do not have to pay a few hundred dollars for Pocket Wizards (A purchase I'm saving for later). It is also nice to be able to button the lights' up or down with my camera. Regarding "Fix" the light, I assume you mean continuous? The only disadvantage of continuous lighting is that they get really hot, so it could not Use mild cases or any other equipment that might burn or melt.
TTL/BL vs TTL and Nikon wireless flash .