Hello Optus Billing. I am on a $15 My Mobile Broadband Plus 2GB plan. So why are you billing me $14.99?
I will tell you. The content value is 10/11th of $15 = $13.636. You need to round this to $13.64, nobody can complain about an extra 0.4 cents, then add GST. As it stands it is STUPID.