* you may need to change the captions of some build-in labels to something suitable to your organization. As a example you can rename the the default term "company" using the Global Terminology settings to Organization but you could not set the value of that string for a user of another language - you must use the Language Library.
* You may wish to shorten some existing captions. As an example Organization Hierarchy is a standard menu item but you may wish to change this to simply Hierarchy.
* some components of the Reporting System may required Language Library translation/.
The Language Library setting are located on the Branding tab of the Global Settings.