I have both 5 and 7 digit on my disc (the 7 is a hack) and TBH, I use the 5-digit most of the time, if you know the house number then the 5-digit is fine, you just have a problem with house names.

BMW don't want to pay for the full postcode DB so we get hosed.

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Sept 03, M3, Silver Grey. Retro-fits: Modded Mk4 DVD Drive, OEM Bluetooth, VR Control, Rainbow Speaker Upgrade, Sony SOT Amp, HK Sub, CCFL, Intravee II, NightMode.