Synchrony Financial Credit Card Complaint

Synchrony Financial Credit card department,

Billing disputes New York

I opened an acct. I used only once. For about - aromd there. I made monthly payment. I agree missing payment.. but I payed before -/-/2016. A lot enough to cover the total amount, in -/-/2016 -/-/2016. -. Then I got a balance for - in dic. -/-/2016. In - I call to pay off. The -. They said. The balance is -. And that minimum payment was -. I asked for a supervisor. I was agitated by what they said. The supervisor agreed to take - to satisfy the total balance, now I got a bill for -. Also the acct was clo by them. Long ago