BrightWork Pages are web part pages designed to accommodate BrightWork Web Parts (for example, BrightWork Reporter). BrightWork Pages are stored in the BrightWork Pages document library.
The main advantage of a BrightWork web part page, over a standard SharePoint web part page, is that the BrightWork one includes the Quick Launch.
To add a BrightWork web part page:
If you are creating groups of web part pages with a common theme, you can use the Tabs from List web part for in-page dynamic navigation.
To add a BrightWork Page (or any web part page) to the Quick Launch, use a relative URL, for example: