Foreign T charges over R760

I have declined foreign T charges on my account everyday fnb is charging me over R30 l cant pay tht much on charges right now i have R760 on only monthly bank charges l cant pay that much if there is a debit order on my account please remove them i have been asking but it seems as if Fnb cant do anything about it ... please remove all the debit orders on my account because l dont have any service which im using paying wth my account.l pay over R500 monthly charges because of these charges this time im not funding the account until it is fixed