Synchrony Financial Credit Card Complaint

Synchrony Financial Credit card department,

Payoff process California

I received a bill for -/-/- that stated a promotional balance of $720.00 due by -/-/-. I also received a letter from the collections agency for this creditor the same month. I spoke to the collections department of care credit on -/-/- and confirmed that if I paid the full amount of $720.00 by -/-/- my remaining - did would be $0.00. I mailed in the check to them the following week along with my paper statement and they received it -/-/-. Then I spoke to them -/-/- concerned because I received a bill from them with a reminding balance of $150.00, and did n't understand why when I paid the promotional balance offered. I called -/-/- and was told that a complaint would be forwarded for me and that someone would be calling me to follow up with the complaint. I never received a call regarding my complaint it was merely put into the notes section. My most recent phone call was with the account manager in customer service named - who was very unhelpful and did not want to provide me with much information. She stated I was never offered a settlement amount, there is no such thing as a complaint department who I was told would be contacting me. When I asked if I could know who I spoke to to get the call reviewed because they are monitored and recorded, and prove that I was confirmed that if I pay the - in full my balance would be - $ she refused to offer me help. I used my care credit account for a - transaction for my daughter -/-/- in the amount of $350.00 which I plan to pay but I will not be paying the remains balmce of $150.00 as this should be taken off from the settlement amount.