If, heaven forbid, your 'out of warranty' Apple product fails and needs a repair. Those of you with some technical skill may find this site useful:
http://www.ifixit.com/Guide/
Here you can find step-by-step guides on how to do various tasks with all manner of Apple bits of kit:
e.g.
To change a hard drive in a 17" 1GHz PowerBook G4...
http://www.ifixit.com/Guide/Mac/Powe...lacement/55/6/
or
How to install a Bluetooth board into a Core 2 Duo MacBook...
http://www.ifixit.com/Guide/Mac/MacB...-Board/116/22/
Its an American site, so although they do sell individual spare parts, it may be difficult or expensive to get them shipped to the UK. I have used the following UK suppliers in the past:
http://www.applemacparts.co.uk
http://www.thebookyard.com/
Parts aren't cheap though, as I suspect they come from broken machines, and therefore in short supply.
