5. If you have an axe or a hatchet, it's best not to use them. Lost is one thing; lost with a finger lopped off is another. I know an Alaska guide who does drop camps and will not drop you off if you have an axe. A saw, yes.
6. Don't let terror cause you to lose control of your bodily functions. I know of someone this happened to in the U.P., and he had to peel his longjohns in -10 degrees.
7. If you try to travel in the dark, flashlight or no, you're asking for it.