I don't believe she can win a suit against you for it no matter what. The state of limitations for most kinds of debt in Maryland is 3 years.
If, when all is said and done, you discover that you do legitimately owe her the money, you should pay it. That said, the time for her to sue is long past. If she files a suit, simply point out to the court that the statute of limitations is three years.
If, when all is said and done, you discover that you do legitimately owe her the money, you should pay it. That said, the time for her to sue is long past. If she files a suit, simply point out to the court that the statute of limitations is three years.