Originally Posted by
ChrisFlyer66
I don't think the credit card companies would like you doing that, but yes, you should be able to do that. Walmart doesn't know what your balance is and would not prevent you from paying more than you owe.
There are certainly plenty of DP suggestions that doing prepaid BPs to a credit card account can lead to closures.
Of course one can never be certain that pre-paying your account was the actual incident that precipitated the closure, but if there is smoke......