poor customer service

vodacom has been debiting my account with no problem , now all of a sudden i must make a payment or authorize a debit order again!!!!!!!!!! so i do so via the email sent and "Your selected option has been recorded and sent to Vodacom" pops up , all done yes , NOOOO , YESTERDAY THEY CUT MY LINE OFF. what pathetic customer service. really poor i feel like cancelling , this is the second issue within two months. how ***********ly normal. spent my airtime calling them for 45 min yesterday and the department that can "sort it out isnt available"