Although most layers are added to Cartographica map sets by importing them from existing files or network services, it is quite reasonable to create a layer yourself. Most frequently the goal of adding a layer is manually create some new features (such as drawing an area over an existing map).
Adding New Layers
Do the following to create a new layer:
Click on the Add() button under the Layer Stack
The new layer is added with no data and the a default name
Click on the name in the Layer stack to select the text and then replace with your new name