Listing 1: WList.bat

:: Change your working directory as no script components can exist in the UceArchive directory
cd UceArchive

:: Beginning of the infinite loop
:Start

:: For loop with delims reads whitelist from the file Wlist.txt, then moves said email
:: to the pickup directory if a match is found.
FOR /F "delims=" %%F IN ('FINDSTR /M /G:"D:\Program Files\Exchsrvr\Mailroot\vsi 1\Wlist.txt" 
*.eml') DO MOVE "%%F" "D:\Program Files\Exchsrvr\Mailroot\vsi 1\PickUp"

:: Any lingering email is probably spam so move it to another folder so that it isn't
:: scanned again.
Move "D:\Program Files\Exchsrvr\Mailroot\vsi 1\UceArchive\*.eml" "D:\Program 
Files\Exchsrvr\Mailroot\vsi 1\BList"

:: Sleep for 15 seconds
"D:\Program Files\Exchsrvr\Mailroot\vsi 1\"Sleep.exe 15

:: Return to beginning to run again
Goto :Start