<span>In most cases, the company is not simply seeking a sale. rather, it wants to engage the customer over the long haul in a mutually profitable relationship. With this kind of goal, a company will have a higher chance of prosperity and stability in the long run.</span>
Self-interest of course! Though you gave us no clue as to who is Adam... You can tell it's mostly self-interest due to the fact that he hasn't taken any class or anything on it. Looks to me that he genuinely just loves cooking!