unused account costing over R4000

I had a current account with FNB for some time and ran an overdraft of over R 2000 in 2012. I then deposited R5000 in to the account to settle the account. When I wanted to withdraw the difference I was told that my account had a hold on it and I could not use the account. That was done in Lenasia Branch and I went to South Dale branch to get the hold on the account removed. I further requested the person that was assisting me to close the current account and leave the saving account open.<br> About a year later I got a call from collectors telling me that I owe over R1500 in bank charges for the current account. I advised them to contact the bank as I knew that the account was closed at a 0 Balance. I even went and got those statements showing that I paid the overdraft. The collectors vanished.<br> Now I got an sms telling me that my card will expire and I need to visit the branch with my ID, Upon arrival I was told that my account is sitting at R4500 due to bank charges. I was referred to South Dale.<br> I called SouthDale branch on 02 July 2015 at 14:15 and was advised that I can only close the account in the branch. <br> This bank must just tell me how they billed me R4500 for charges on t