Leasey Key then Control+Shift+H: Opens the Custom Help menu.
Enter: Activates the selected Custom Help option, submits a search term, or confirms a deletion where described.
Y: Confirms that help is for the focused application, or confirms deletion of Custom Help where described.
N: Chooses No when asked whether help is for the focused application.
Insert+Q pressed twice quickly: Reports the application name JAWS is using, so you can name application-specific Custom Help correctly.
Caps Lock+Q pressed twice quickly: Performs the same command when using the JAWS laptop keyboard layout.