What is the recording mainly about?

You have reached Tristar’s automated account information line. Our records indicate that you have a current balance of forty-two Euros. Your next payment is due on January 18th. If you would like to make a payment now, please press one. For details of the charges on your bill, please press two. To speak to a customer service representative, please press nine. To repeat these options, please stay on the line.
Number 83.What is the recording mainly about?
Number 84.What will happen on January 18?
Number 85.How can the listener reach a customer service representative?