2 Responses

1. Training Videos
   The college of Law are well versed in producing videos to assist negotiation topics. I suggest you try there, is it negotiation in any form you are after or for a specific purpose?

2. Haggle
   ‘Monty Python’s The Life of Brian’, has an excellent ‘haggle’ scene in the market which clearly demonstrates the prepare-open-bargain-close theory. in a very funny / short clip.