$100-Million Upgrade Underway for Charlotte Posted by Brad Weissberg | Sep 21, 2016 | General 18-month study finds 21-year-old N.C. convention center needs flexibility To access this post, you must purchase Subscribe to VenuesNow – 1 Year, Subscribe to VenuesNow – 2 Years or Subscribe to VenuesNow – 3 Years. If you are already a member of VenuesNow, please login here: log in