these always crack me up.
secret battery power and door lock
the fourth point is just the EMEI code, which for networking folks is like a MAC address -- it's just the hard coded address of the phone for the phone towers. it's printed on the back label, usually under the battery.
i can't answer the first point but i assume that's buffala.. BBC had a story on it almost 5 years ago
http://news.bbc.co.uk/2/hi/technology/4724101.stm
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