https://www.cnbc.com/2017/11/24/smartphones-steal-black-friday-dollars-as-mobile-sales-break-records.html >Shoppers amassed at retailers across the country to shop deep discounts on Black Friday, but many stuck to the sofa and shopped deals from their smartphones. >Adobe Insights, which measures 80 percent of online transactions at 100 major U.S. retailers, said mobile transactions are "hitting record highs" this holiday season.