 RESEARCH TRIANGLE PARK, N.C., June 29, 2021 PRNewswire -- ChannelAdvisor Corporation NYSE: ECOM, a leading provider of cloud-based e-commerce solutions that enable brands and retailers to increase global sales, today announced it has reopened two office locations in the U.S. after more than 15 months of operating 100 virtually, and has adopted a flexible work policy giving its employees the freedom to choose to work remotely, in-office, or a mix based on their needs. 