you can copy applications from your handheld to an expansion card, or from an expansion card to your handheld.
to copy an application to an expansion card:

3. select copy on the app menu.

4. tap the copy from pick list and select handheld.
5. tap the copy to pick list and select the card name.
the copy to pick list appears only if there are multiple cards available.
6. tap the application you want to copy.
7. tap copy, and then tap done.
you can install applications to a card that is seated in the expansion card slot during a hotsync? operation. see "installing files and add-on applications" later in this chapter for details.
if you view your applications on the card using a card reader on your computer, the actual file names may differ from those displayed in the home screen.

4. tap the copy from pick list and select the card name.
5. tap the copy to pick list and select handheld.
6. tap the application you want to copy.
7. tap copy, and then tap done.
you can also beam applications from expansion cards to your handheld. see “beaming data” in chapter 3 for details.