Changed for not using account

Good day<br> <br> Kindly help me,I was using standard bank overdraft card,I never took a loan from them or borrow money from them,the next thing i was overcharged,even today they still changing me,it's continuing each and month,i don't have money to pay them ,I have tried to pay that money bit by bit for something that i did not take.<br> <br> Kindly assist<br> Christina Moabelo