1. Visit spintel.net.au and click on Mobile plans.
2. Click on Buy Now on the plan selected.
3. Enter email address and click on Proceed to Checkout.
On the Secure Checkout page, select Yes and log in with your My Account username and password to add the new service to your existing account.
4. Enter the necessary details then submit the order.
You may also modify the quantity if you wish to order more than one SIM on the same plan.
Note: The price of the mobile plan on this account may vary as it may change from time to time.