SET TRUE NORTH
Place north arrow on site plan and set True North using Project Base Point
To set the True North go to the Floor Plan and select the Reveal Hidden Elements icon:
Place north arrow on site plan and set True North using Project Base Point
To set the True North go to the Floor Plan and select the Reveal Hidden Elements icon:

Reveal Hidden Elements
Look for this icon:

Project Base Point Icon
Selecting the icon will allow you to set the true North as well as the project Elevation:

Site Settings
These setting are also available in the Properties area:

Properties Window - Site Settings