Originally Posted by
GadgetFreak
Exactly. Sometimes, sure, but certainly not always. Even in "good" stores, I have seen the opposite. I had a salesperson at B&H Camera and Video talk me out of buying a $400 plus pair of binoculars (Leica) because he asked me what I wanted them for. When I told him he told me that a pair of Nikons for less than $100 were better for what I wanted and explained why, and he had them both in stock. I have bought a lot of stuff from them since then because of that trust. Same in restaurants.
Any sensible waiter would prefer a 25% tip from a customer enjoying his recommendation of the lower-priced meal to a 10% tip from a customer who did not like the higher-priced meal.