You've made it to Phase 2, where the hacking becomes less about the hacking and more about the psychological warfare. You've got to know your enemy's weaknesses, and exploit them before they even know what's happening.
Social Engineering: The Art of Making People Do Your Bidding
Mind Games: The Dark Side of Psychological Manipulation
Hacking Tools 2.0: Because You Can Never Have Too Many Tools
'A good hacker is like a chameleon, blending in and adapting to the situation.'