Vodafone — illegal bill, bad response

I use vodafone postpaid about 6 month. When i start using vodafone customer care say that you could make payment of 2 month. But company's make fine for late payment. I also complain about network due to network problem i have loss my job but that company make more and more bill and also don't give any response. I also say to block my sim but they don't do. My plan is 199. I also say l am not able to give more than 230. But that company's makes money with customer