Your message changed my mind on this. Not because one person can negotiate better. Because the package of the two provide a different energy. People feel mor

Your message changed my mind on this. Not because one person can negotiate better. Because the package of the two provide a different energy. People feel more comfortable in groups and more pressured one on one. The interpreter is seen as neutral but an upstanding person. Grouping the three presents a natural barrier which gives the customer space. If the interpreter can fullfill the wingman role by neutrally suggesting to go forward with a purchase to someone on the fence you have a real business.