TROY, Mich.–(BUSINESS WIRE)–Business broadband customer satisfaction remains high even as most businesses are returning to normal in the wake of the pandemic, according to the J.D. Power 2021 U.S. Business Wireline StudySM, released today. The study also reveals that, while email is the preferred communication channel, communicating by phone yields higher satisfaction. “As restrictions ease, business customers continue to be highly satisfied with their broadband service’s alignment to their e