Black Box Big Chain Sales & Traffic Comps Improved In August, But Remained Negative

Same-store sales and traffic year-over-year comparisons improved in August for 75 big chains, according to the latest data from GuestXM’s Black Box Intelligence. Sales comps were down 0.4% y-o-y while traffic was off 3.6%. This was a marked improvement from July’s dismal numbers when same-store sales comps fell 2.3% and traffic sank to -4.6%. And…