These are 5 ‘powerful’ tips as they are grounded on the basics, the psychology of negotiation. All of them offer tips and precautions that would help keep the upper edge in any negotiation. They include, not conceding ground by offering a range, not expressing negotiating fatigue, driving the negotiation by quoting the price first, taking a call on whether you want to appear as a final decision maker or get some time to think over the deal by pretending you need to consult a higher authority and finally staying unruffled at the other party’s negotiation tactics.

Source: Inc