HP Jornada 420 - Manual (Page 84)

80 Hewlett-Packard Jornada 420 Palm-size PC
Instead of tapping the Select button, you can press and hold
the Action button as you drag the stylus.
Tap the Edit button to see your editing options. The options
available depend on what you have selected: text, handwriting,
or a drawing.
You can apply formatting to a selection, or you can set default
formatting that is applied to everything you then type, write, or
draw.
You can also use the Space button to increase or decrease the
space between elements on your screen.