Chili's efforts to win back American consumers are working. Same-store sales, a key metric for the restaurant industry, jumped 14.8% in its fiscal fourth quarter, a significant increase as many chains struggle to bring in diners. "Our marketing team has done a great job of getting back into what we call the zeitgeist or being relevant again," Kevin Hochman, CEO of Chili's parent Brinker International, told CNBC. A viral social media presence and a push toward value-oriented advertising have propelled sales ...