I understand that the people sent to a conference may not be highly knowledgeable about some of the companies products. However, if the company isn't going to a

I understand that the people sent to a conference may not be highly knowledgeable about some of the companies products. However, if the company isn't going to at least train them for easy questions like why anyone should buy the product featured prominently in the booth's advertisements, then what was the point in renting vendor space? [1] At a minimum, give them a handbook with the official answers for common questions.