In Outlook, select the OURDrive Mail tab on the ribbon and click the Manage OURDrive Mail Folders icon.
Expand the hierarchy on the left-hand side to locate the library you wish to add.
Select the Name of the library and click the Add button.
The library will appear on the right-hand side in the My OURDrive Mail section. Repeat those steps to add any additional libraries. Click the OK button.
The libraries will be displayed as folders in a new Outlook Folders section on the left, called OURDrive Storage.