Do not let the negotiations fail because of a trivial error. Understand the rules of the game.
==> Forgot to look at the body language. It was so fun to talk to, You forgot the circumstances surrounding. One such body language. In fact it's quite important. See client reactions when talking or listening to you. Is it shows incertitude such as rubbing her chin, or even out of focus with more still. well, you have to anticipate with fast. Replace the more convincing strategy and invites attention.
==> Without a thorough preparation. Lack of information can make you easy to resist. Not only that, the negotiation process will also last longer because it spent to repeat information that should have been you know beforehand. You can also be considered unprofessional if has no provision for a sufficient information.
==> There is no compromise. Remind yourself that this is a negotiation, no one is certain, can all be discussed and modified according to the results of the negotiations and agreements. By saying "Take it or leave it?" You will be seen as people who can't compromise. Instead it's unlikely the negotiations did not go well.
==> Easily tempted. If the opposing side offers something you like, but on the other hand will hurt You, do not immediately approve it. Analysis of back its bid and if necessary ask for time to contemplating any potential and think about his offer.
==> Demanding much. There is no harm in wishing to benefit greatly from the client. But remember, this is a negotiation. Both parties have equal rights to be satisfied to be a final decision. When you are aware have been demanding too much without thinking about whether the client is able to give her take a break for a bit. Do the renegotiations and make sure you show empathy for their situation.
==> Do not compact. In addition to individual negotiation, also conducted between teams. For that make sure that each team member has information, how to negotiations and no doubt the same purpose. If it's not compact, the negotiations could fail.