beneath the rehearsed fawning of waiters , waitresses referred to as servers to better ease the customers conscious beneath the eager expedition of every whim gracing the mind of any customer referred to as guests to better insure a welcoming environment beneath the polished repetition of nightly specials , beneath the stoic efficiency of busboys , food runners , beneath the lupine grins of obsessive managers lurking just beneath it all lay a factory that ran on the sad reality that a job well done was little more than the sum total of ones tips .