Definitely targeted as I only received it on my amex reserve. Worth checking out.
Pay for your Telstra or Optus bill payments or prepaid recharges online, in app or via phone with your American Express® Card and you'll be rewarded with Bonus Points. Receive 10 Bonus Points for every dollar you spend up to 5,000 Bonus Points until 16 September 2020.
You'll earn these Bonus Points over and above what you would normally earn.
Limited to the first 20,000 Cards to save the offer.