That's when as a manager or store owner you step in and enetr it as a cash transaction. Print two paid in full receipts and ask her to sign both on the back as "IOU X$ M Cyrus". Put one in the till and give her one and say"Just give this to your staff and have them get back to us at your convenience. Have a nice day." And walk away.
And every single day
She's gon' do her thang