ive had enough now

a few months ago i complained about my account that was in minus cause of bank charges then the manager from absa explain everything to me so it was all sorted out o now again this month i hardly used my account and now my account is in minus for R560 which is insane cause i dont even do deposits or banking i would really just like to close this account cause its becoming a problem to me and i emailed the same manager that helped me last time asking her to explain why i owe so much when this month i didnt even use the account but hasnt even rep**** to my email please just close the account cause ive had enough