Smart map default settings (explained)

In the Manage default settings window, you can specify the default settings for the custom overlays on your smart map. The default settings include:

Whether to show or hide one or more custom overlays.
The order, from top to bottom, in which custom overlays display. The first custom overlay in the list is the highest in the order. For example, the order can be helpful when you want to stack overlays to represent levels on a building.
Removing custom overlays from the smart map.