A fixed blade knife is absolutely the best way to go. But it also opens you up to a bevy of legal issues as knife laws are archaic and open to interpretation--but the courts not you. A safe bet is to carry a folding knife.
The most I use a knife for is prepping boxes for recycle, and I hope it stays that way. But better to hope for the best while preparing for the worst. So today we will look at two ways to deploy a folding knife.