Free credit needed

From Lancs,

Hi im in dire need of sum free credit, avin not been able to afford any credit for 4 months, i eventually got some only for it all to be robbed by 1 of them ringtone text message scam things Gutted. If anybodys got any free codes for 02 it would be very much appreciated, my email is lex_bird@yahoo.com Cheers.