Deployment mode
The Deployment mode indicates the direction in which you will transfer code between your environment. It has the following values: 
    - Source
 The environment where you transfer code from - the Development environment.
- Target
 The environment where you transfer code to - Test, Staging and Live environments.
To setup the Deployment mode of your environment, perform the following:
    - Navigate to Administration » Settings » Advanced.
- In the treeview, select Packaging.
- In PackagingMode, enter Source or Target
- Save your changes.