Hello how may I help you? I need to see if I have any late fees I can assist you with your late fees. What is your account number? 45645 I have pulled your account up. You owe $72.75 in late fees. Can I just put the cash in the mail? No, the library can only accept credit cards and PayPal. No cash can be processed. I don't have a Credit Card. I rarely have cash. I am sensing hostility, If you do not calm down, I will add $0.25 to your late fee balance. I'm sorry. I will just steal the books. You now owe $73.00. Thank you for choosing the library!