For Sprint Mogul 6800
To get a "Roam Only" option on your Mogul 6800, do the following in a RegEdit Program.
Get A Reg Edit Program Here:
http://www.phm.lu/Products/PocketPC/RegEdit/
Step 1) Start your RegEdit Program and navigate to the following string:
HKEY_LOCAL_MACHINE\SOFTWARE\OEM\InitProv\PhoneSett ing
Step 2) Change ItemCount to 3 (was 2)
Step 3) Edit (lower left side of screen)
New string: ItemName3
Value= Roaming (you will add this)
Step 4) Edit (lower left side of screen)
New Dword: ItemValue3
Value= 3 (you will add this)