If your computer is running Citrix Systems, you can use Citrix Receiver to access your enterprise files and applications securely, such as edit documents or check email.
How to set up citrix receiver on nexus 7
* Make sure you have the Citrix information: the credentials and authentication method. Open the Google Play store to install the citrix receiver for android.
* Launch the app, go to Account Settings, and enter the address of the XenApp Services, Username/Password and domain name. Tap Add button when done.
* The Receiver will now contact the server and displays a list of the resources you can access. simply tap on an application or press the + button to start.