Black Box December Chain Same-Store Sales Strongest Since 2015

Same-store sales at 31,000 units controlled by 170 chain brands rose 2% in December, compared with December 2017, the best performance since August 2015, according to the latest data from TDn2K’s Black Box Intelligence survey. SSS growth was 1.4% for the 4Q/18, also the best result in three years. Traffic remained negative, but the trend…