From most windows and functions, typing the question-mark (?) key or clicking the '?' button opens a HelpBook window with topic-specific information.

 Use the Preferences option in the LabAnalyst menu to adjust default settings.   Click the 'save current preferences' button and your custom preferences will be used automatically the next time the program is launched.

 The initial sign-on screen lets you access most of the calculators in the SPECIAL menu, but to do more, you need to load a data file.

 The symbol indicates use of the command key for keyboard control.  For example, O means "command+O".