This is now the third and last part, now you know what are Worker Groups and how to manage Policies, I will show a fast XenApp 6 provisioning. Before I would like to focus a bit on how to troubleshot Policies.
XenApp Policies Troubleshooting
This schema is very important, once you know which policy take over the other one, everything will be clear. This is not really troubleshooting policies but more how to understand you Resultant Set of Policy (RSoP)
If you arrive on a Citrix XenApp 6 environment and there are IMA Policies and Group Policies define, if you need to understand and clear it out, there is a way with GPMC.msc and the Group Policy Results :
When launching this tool, you will need to follow a very easy step by step wizard to select the XenApp server and the user you want to include in you Resultant Set of Policy and here is the result :