Here’s a sample of the UK rules we use at DisplayLink for our MDT 2010 Deployment Shares:

[Settings]
Priority=Default
Properties=MyCustomProperty

[Default]
OSInstall=Y
SkipAppsOnUpgrade=YES
SkipCapture=YES
SkipAdminPassword=YES
SkipProductKey=YES

;Skips Welcome Screen
SkipBDDWelcome=YES

; VISTA LOCALE SETTINGS
KeyboardLocale=0809:00000809
UserLocale=en-GB
InputLocale=0809:00000809
SystemLocale=en-GB
UILanguage=en-US

;BitLocker
OSDBitLockerWaitForEncryption = "FALSE"
BdeRecoveryKey=AD
BDEInstall=TPMPin
BdeInstallSupress=NO
OSDBitLockerMode=TPMKey
OSDBitLockerCreateRecoveryPassword=AD

;SkipTimeZone=YES
TimeZone=85
TimeZoneName=GMT Standard Time

UserDataLocation=AUTO

SkipComputerBackup=YES