Via @eMarketer, est 14.0% decline in US brick-and-mortar sales in 2020, $680B decline Y/Y; brick-&amp;-mortar sales 2 = 85.5% overall #retail, -3.5% Y/Y. #digitalmarketing #ecommerce #mcommerce #retailmarketing #omnichannelmarketing #chatbotmarketing $AMZN $WMT $TGT $BBY $M $KSS $JCP