UNRESOLVED ISSUE AND BILLING

i lodged a complain several times with MTN menky and Retailn park menly. they allk send emasils and also did and ecven went to head office onb 8 Sept 2015 was helped by Ronzley. i havent been getting my full monthly credit since June 2015 only 200 MB is credited till now, no airtime or sms bundles. i was even overcharged in May-June according to Ronzley on data, i differ because evrytime i reach the limit my line is cut off for the duration of the contract so why that mobnth was open. ronzley promised the report will be emailed to me within 24 hrs with details of on what dd i utilized the data and on which type of device. i waited till today. surprisingly the full billing continue irrespective of emails send to mtn to solve the matter, want to know how much must i pay for half service as am not getting full agreed credit up t0 now? why didnt i get the full report. i even requested cancellation of the contract a no one is addressing my problems starting from freezing to billing and credit. previou reply by Mantoa Req:*** still awaiting. MTN must stop inviting me for upgrade and solve the matter of the credit and overbilled data before sending the bill as i suffered enough.