If you need to remove and reinstall Pocket Tunes, it is recommended you use the 'Delete' function found in the menu of the 'Applications' program of your Palm. However this will have all Pocket Tunes related files removed from your device and there are a few you may want to save and reinstall:
"Pocket Tunes Tnpt Bookmarks" is the name if the bookmark file and it is found in Internal memory.
"Pocket Tunes ShoutCast URLs" has all the URLs for the streaming stations, also found in the Internal memory.
"Pocket TunePL-" represents any playlists you have saved in internal memory, you can save these as well. The name of the playlist comes after the hyphen (eg. "Pocket TunePL-MyList").
What you can do, is use FileZ (available for free from www.nosleep.net) to copy each file over to the SD card, then delete Pocket Tunes. Reinstall it and copy the files back to Internal memory.