Citrix Receiver - There are no apps available at this time

Configuring the Netscaler Access Gateway for iOS device access we where able to get the initial setup, but then all subsequent logins to the account would result in an error:
"There are no apps available at this time"

There is a lot of info out there on this issue, but I only found a handful that where useful.
This helped me resolve the issue:

1. Set the policies so that the Receiver policy has a higher priority
2. Ensure that you don't misspell Receiver!  The guide I followed had the ei backwards, I read it like a robot and that cost me 2 hours of troubleshooting! Doh!

In the end, my policies look like the following which work a treat.