At what IMEI serves? In correlation with the IMSI (unique identification code of SIM), the IMEI is necessary to any mobile phone to authenticate and connect to the GSM network. Other uses: to connect and authenticate to various servers, banking operations performed on the mobile phone, various...
Targeting new clients through promotional activities may be as easy as having them sign up by scanning the bar code of a print advertisement and activating the service immediately—without ever meeting a shop assistant or getting a new SIM card. By conveniently adding s...