Our contention is not to invent the miracle method, but cool marketing techniques sometimes forgotten, or to consolidate vendors to promote their efficiency and thus their turnover. Because what is selling? A temporary relationship with a very high level of involvement between a seller and a customer. But consumers have become, in recent years, requiring someone, and have a chance to reach a sale needs to be structured, because many sellers have sales training, or react instinctively to with the key results more or less efficient.