Apply a guerilla filmmaking approach to on-location photography: Keeping it simple. Don't forget your paint pole!
In this eposiode of Photo on the Go, shot exclusively for AdoramaTV, Joe McNally describes how he was able to capture a dramatic scene in a remote setting while staying mobile and with a great light source.
Note: I [Sean] have been using the Shur-Line Painter's Pole with a Kacey Pole Adapter for several years. If you have some assistance, it can really make "run-and-gun" off-camera lighting much easier.