Salespeople in general tend to not know much about what they're selling. Which is good in a way -- the idyllic psyco-product the salesperson is hawking will alm

Salespeople in general tend to not know much about what they're selling. Which is good in a way -- the idyllic psyco-product the salesperson is hawking will almost certainly be perceived as more valuable than the real thing. And any discrepancies can be handled by Engineering later on, after their commission check clears.