There are a variety of parameters and movement related text information that are managed using these options.
The system editor options are listed here and are found under the [Editors] menu item on the main screen:
Change the Movement parameters that are used in new movement generators.
Movement type description editor. Each movement type has a different director's instructions and description.
The movement type editor allows you to change the way movement types are named.
The reference editor allows you to add or change existing references. These are typically the names of publications about bridge movements and tournament directing.
The default values used in various places throughout the system.