EATA is provided under licence per work station or per shop.
All options include software updates for the duration of the licence.
Per PC- Each PC licence is $30 per month plus $30 for each issue of Registration keys. So small shops can get started for $120 per quarter including licence and Key issue or $390 per year.
Per Shop - A site license is available for larger shops. It provides licenses for 10 PCs paid annually $1400. (No registration fee)
Australian Sales add 10% GST