Robbing people

the telkom is robbing people, i had pay more than i was supposed to and that was not an agreement , lot of people have been complaining about this but telkom has done nothing the only explanation you receive is that you use more than you were supposed which is nonsense when the data is finish i even pull the plug off this the second time now that i have to pay extra 500 instead of 378 you are ******, *****ing from people will never use them again ever