paid to move to ireland - Fashion Professional

Q7 - She never paid me back the money she ____ off me.

Here, we would write something like Dear Mr XXX Our records show that there is an outstanding payment on your account of £126.25 (Invoice number 274612 dated 4/1/2013 refers). Please make payment immediately. If you believe you have paid this invoice, please send us a copy of the receipt for payment. Thank you.