Avoid Areas
You can draw a box on the map to select an area you want to avoid.

1. Select (Menu >) Settings > Routing > Avoidance Setup.
2. Select Custom > Add New Area.
3. Select a corner of the area you want to avoid, then select Next.
4. Select the opposite corner of the area you want to avoid. A shaded box appears.
5. Select Next.
6. Select OK to save the avoidance.