Angry as hell now

Now this is a zero tolerance I was handed over to pienaar attorney by TFG I made arrangements to pay 300 every month since 2017 my bill had a remaining balance of 400 I payed 300 on the 31st of December which leaves me 100 remaining balance today I get to total sports to pay the remaining balance and close this account I'm now told that I am owing 1085 I don't flipping understand I'm now taking this to my lawyers TFG u want to rip me off I don't owe u 1085 I owe u 100 so I wana pay and close this **** account I wana be call by the CEO and they must explain where is this money I have been paying since October 2017 TFG and piennar don't **** with me do u here me don't **** with me I'm not letting this go