FNB RIPS CLIENTS OFF

First of all im very upset.I own a gold business account, on the 08-08-18 one of my clients transfered an amount of R800 into my account funny enough R500 was taken I assume as bank charges.on 10-08-18 an amount of 362 was taken again with a description honfee, when I contacted your call center support they told me that the honfee was again taken by the bank so now im left with a negative balance for the money that was taken without me knowing. can FNB clarify this honfee First of all im very upset.I own a gold business account, on the 08-08-18 one of my clients transfered an amount of R800 into my account funny enough R500 was taken I assume as bank charges.on 10-08-18 an amount of 362 was taken again with a description honfee, when I contacted the fnb call center support they told me that the honfee was again taken by the bank so now im left with a negative balance for the money that was taken without me knowing. can fnb clarify this HONFEE thing PLEASE