With LayOut's Label tool (), you create a label entity with a text box, a line (technically called a leader), and an arrow or endpoint ponting to a specific item in the drawing area. The following figure illustrates a few ways you can customize labels:

Do your shapes seem a little empty inside? To help your ideas stand out on-screen, use LayOut's Fill features to add a pop of color, and use the Pattern features to create hatches, which symbolize materials in architectural drawings, as shown in the following figure.