Viagogo is risking fines, or even the imprisonment of its directors, after the competition watchdog revealed “serious concerns” over the ticket website’s compliance with a court order designed to protect consumers. The Competition and Markets Authority (CMA) had given Viagogo until mid-January to overhaul the website’s much-criticised business practices. While the website did make some changes, such as publishing information about touts who use it to sell tickets at vast mark-ups, the CMA said it was insufficient. “Having conducted urgent…