Selphone Contracted

I upgrade my contracted nobody tel me that they will suspend my phone every 3 weeks because now all of a saden a have to pay more for the same contracted. I phone the several time they don't give a dam about you i ask them what will a pay now every month they say my limit now is R30000.00 how is that possible and nobody can help me with that. i sign took out this S6 Samsung contract on R439.00 a month now i have to pay R600.00 rand a month. I emailed the customer care everything. nobody cares about the client i am really upset and i don't know what to do. I am going to cut that sim card in peaces and sent it to autopage head office the can take that contact and stuck it were it belongs. i want to cancel this contract i am not going to pay this thing any more.<br> <br> thank you<br> Regards