Did you create an account at […] ? It might help to submit a few test orders with us just to confirm that everything is in order. There is no charge and it ensures that your system is properly configured.
Additionally, you may need to confirm that your cron task is running:
Configuration > Cron
Make sure that it is set to “Run cron every” … for a time period and NOT for “Never”.
Reliable, Cheapest iPhone network finder - Not sure which network your iPhone is locked to? Use the iPhone network finder and then submit your unlock request afterwards.