Americans made 433 million fewer trips to restaurants at lunchtime last year, resulting in roughly $3.2 billion dollars in lost business for restaurants as an industry, according to market-research. It was the lowest level of lunch traffic in at least four decades! Is going out for lunch a Dying Tradition? For some restaurant companies and national chains, yes. We'll talk about why its happening and which restaurant chains are hurting the most, including which stocks you may want to avoid