The BlackBox Index for December 2018 (and Q4 2018) is…
By Mark Kalinowski
Published on January 10, 2019 at 12:00 AM
Earlier today (Thursday, January 10th), we learned that the BlackBox Index of samestore sales for December 2018 was +2.0%, with same-store traffic down by -0.9%. The December 2018 number was the best month since August 2015.