Fabio Wardley has insisted the terms “email champion” and “paper champion” will mean nothing come Saturday night, if he beats Daniel Dubois in Manchester. Headlining at the Co-op Live arena , Wardley will defend the WBO heavyweight title against Dubois , having been elevated from interim champion when Oleksandr Usyk gave up the regular belt. Wardley won the interim strap in October by fighting from behind to stop Joseph Parker , just weeks before Usyk relinquished the official version of the belt to lose his status as undisputed champion. Fabio Wardley ahead of his WBO title defence against Daniel Dubois (Reuters) And this week, fight broadcaster DAZN put it to Wardley that some fans have been calling him an “email champion”. “Yeah, look, it’s fair enough if that’s people’s thoughts or opinions, whatever else,” Wardley responded. “I’ve got no time to try and convince people otherwise. “I did a job against Joseph Parker.…