It is always better to try and fight the perp off in some way or another as opposed to complying with requests
<skeptical wince>
Ummm, you can replace your money or car but you can't replace your life and nor can your family.
There is only one thing you never give up and that is your location...never get into a car and go to a secondary location. The only reasons he wants to move you is to be able to do stuff he can't do where you are.
That is worth fighting for...
While it is not usually recommended, many people have fought against a criminal with a weapon and survived or even won. Just because he has a weapon doesn't mean he is really ready to use it nor will he naturally be any good at using it.
If you must fight, then do it with all your heart. Here is a little video on how to use improvised stabbing tools...
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"Fear, not compassion, restrains the wicked."
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