The contractual difficulties between NZME, which owns the ZB network and the NZ Herald, and Lynch are understood to be around Lynch’s activities outside his talkback show, which he has hosted for nine years. KIRK HARGREAVES/Stuff He has also filled in for another ZB star, Mike Hosking. Lynch runs his own news website and produces videos for commercial clients through a separate operation. His Facebook page has 161,000 followers. He has been active on his own forums during his absence from his talkback show. Sources say NZME has become increasingly concerned about advertising revenue being diverted from ZB to Lynch’s own vehicles.