Step one: Never ignore your instincts.
Was that movement at the corner of your eye? Maybe you heard something out your window? Someone behind you sounds like they're walking a little too quickly for your comfort...
When something inside you is telling you something is wrong, chances are, something is. Lets call this our survival instinct. Animals have them, and they don't ignore them. They act. The difference with us humans is that we doubt ourselves. We tell ourselves we're being paranoid, that it was nothing. “It was just the wind”, “It was probably an animal”, or, everyone's favorite: “It was just my imagination.”
Eventually, it comes to a point you're in denial. You think that if you ignore it and pretend it's not there, then it'll go away. You've given your enemy the upper hand.
Step two: Don't give in to paranoia.
With step one in mind, it's important not to become constantly afraid. That fear and paranoia only feeds what it is yo