Bad service

I was on minus 150 on 3rd august so oldmutual try to deduct on my account which i made stop order on the 15 of august was charged for R25 now old mutual was on my account today 5th of September was charged 100 for not having funds my account is sitting on -399 so the lady Xoliswa Hlongwane she said the items i bought using -150 i was charged 100 which is new to me because m always using my account on minus thy never charged same amount i used its so disappointing fnb everytime they have hidden fees even their Team Bankers they will not resolved the problem i even ask Xoliswa Hlongwane for Head Office Contacts she said they dont have them thats Fnb always robbing people am done with this bank surely this will be my last salary getting into your bank after i dont want to hear the name fnb again its so painful