Register your UDID [8$] for iOS 5.0 Beta

Registration Fee: $8 per device
The UDID is known as the Unique Device Identifier for your iPhone/iPod Touch/iPad. You can view it in iTunes by clicking on your serial number (2 Times). Please make sure it is not your device's serial number, IMEI number, or your SIM card's ICCID, as those are not required. Here is an app to get your UDID sent to your email: Here

Send ur UDID together with ur Payment at PayPal !
An Example UDID is: 2b6f0cc904d137be2e1730235f5664094b831186