Data - The Data Pane allows you to attach database information to an object and edit…
Vectorworks Tip #097 – Basic Tools – Object Info palette (Data pane)
Object Info palette – Data Pane. Many users do not use the Data Pane, but it is used to add or edit some of the information on objects. Viewport names, light names, custom record formats, etc can be edited using the Data pane. I know you don’t want to have this pane open all the time, but it is useful to know where it is.