Vodacom don't care about it's clients except collecting our money

Ijoo what a nightmare of a service.long story short I have a 300 day and 300 night home internet with them,I had the contract for a18 and it will expire in October,for the past two month my data are depleted by the 21 I logged a call to request a usage report was told data was used,mind you nothing change in terms of my usage in terms of devices.i had numerous call and was told the resolution is to limit background web browsing.today my data are finished Nd again they will say data used no investigation whatsoever.they do t care about how inconvenience we are they just take our money and tell you to buy more data,come debit order they the first to deduct from Ur account without failure,I cannot wait to cancel this account.