Negotiation tools are techniques and strategies used to facilitate discussions and reach agreements between parties. Common tools include active listening, which helps understand the other party's needs, and effective questioning, which clarifies positions and interests. Additionally, preparation and research are essential tools, allowing negotiators to gather relevant information and anticipate potential objections. Another important tool is the use of BATNA (Best Alternative to a Negotiated Agreement), which helps negotiators understand their options if an agreement cannot be reached. Other tools include establishing rapport to build trust and using persuasion techniques to influence the outcome positively.