history: a friend/customer cheated me out of a large sum of money. she works at the corner grocery where I shop often. I became very uneasy when I had to shop there. Becasue of a certain person who worked at the corner grocery I became uneasy to shop there. I am so sorry to hear that. What did they do to make you feel uncomfortable going there?
current: They were a friend and customer of mine in a small business and cheated me out of a large sum of money.
next: That's the worst! You think you can trust people, and then they stab you in the back. I don't blame you for not wanting to see them again.