@buchstaber wrote:
I had a balance for several months and was able to recently pay it off. My credit core dropped immediately. I can think of no other items that would have caused this.
Except credit scoring involves complicated algorithms (as mentioned in the article). Read the article at the link below and you will most likely realize this scenario is not at all uncommon (it's also temporary).
https://blog.credit.com/2015/06/help-i-paid-off-my-credit-card-my-credit-score-dropped-119515/
