Palm Treo 700p User Manual page 165

Deleting Messages
You can delete several messages at once from any folder by using the Purge
command.
1.
Press Messaging
2.
Select the folder list in the title bar, and then select the folder that contains
the messages you want to delete.
3.
Open the menus
4.
Select Purge from the Message menu.
5.
Select the Purge pick list, and then select an option.
6.
Select OK.
Section 3D: Messaging
.
.
153