From Jim Camp's book "No: The Only Negotiating System You Need," outlines a decision-based negotiation methodology that challenges traditional, compromise-driven approaches. The core principles emphasize avoiding neediness by embracing the ability to say "no," identifying the other party's true problems through a "treasure hunt" for their underlying motivations, and building "vision" by asking interrogative-led questions that encourage the other side to articulate their own concerns and solutions. It stresses the importance of controlling one's own actions, emotions, and budget rather than chasing uncontrollable results, advocating for respect over friendship in professional interactions, and the critical skill of blank-slating to avoid harmful assumptions and expectations. Ultimately, the system aims to empower negotiators to secure agreements that align with their mission and purpose by focusing on the other party's perspective and decision-making process.