Hey I have owned a galaxy 5 (GT 15503t ) for a long time now after getting one on my birthday and it is a really good phone but as it got it from Telstra it has a lock and I can't use any other sims I am on a plan with dodo (don't ask my mums fault) for another year or so and i also can't update to a higher version of android i can't afford to unlock it and i have already searched the Internet for hours looking for an unlock code if there is any free or really cheap definitely going to work way of unlocking it please help