How to enter my Unlock Code on HTC, SPV, MDA, XDA, iMATE and T-Mobile G1 ?

Model : All (including G1)

1 – Switch ON mobile with a not Allowed SIM Card,
2 – If phone asks, enter the PIN code of your SIM Card
3 – Now phone will ask you to enter the unlocking code
4 – Enter the code we have sent you
5 – Congratulations, your phone is now unlocked

Model : SPV C500

1 – Switch ON mobile with a not Allowed SIM Card,
2 – The message “PUK2″ appear,
3 – Enter the Unlock Code we send to you.
4 – Phone ASK for New Code PIN enter : 0000
5 – Confirm and compose : 0000**
6 – Click “Finish” and phone will show “Network is locked…”
7 – Enter the Unlock Code we send to you and click “Finish”
8 – Restart the Mobile.