Optus flags fall in mobile revenue
Optus flags fall in mobile revenue Updated: 18:41, Wednesday May 15, 2013 Optus has flagged a drop in mobile revenue next year as customers continue to sign up with rival Telstra.
Optus has grown its mobile customer base to 9.23 million as at 30 September 2011, up 131,000 or four per cent year on year.