![How To Unlock Your iPhone For Any Carrier Without Jailbreaking [telecom]](https://forums.cabling-design.com/media/32330/conversions/60358ca7626447.26675388-medium.jpg)
"A new service claims it can unlock your iPhone 4 to run on any carrier without jailbreaking your device.
"It works by adjusting your phone's IMEI to work on any carrier. An IMEI is a number unique to every GSM phone that allows your carrier to identify your device."
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Any thoughts about what exactly they mean by "adjusting" the IMEI? Spoofing perhaps?