I want to upgrade my line!

I left work early so i can call the centre. Im then on hold for 30min, i ifinally get threw to someone. 15min later still trying to explain where i live because she cant find my address she tells me \Call back tomorrow because we want to close the call centre now"<br> <br> <br> Really Telkom? Ive been a customer for a few years now and this is what i get?<br> <br> <br> All i want to do is upgrade my line speed from 4mb uncap to 10mb uncap."""