Use case PayBills Web Customer Web Customer is lo s bills through the Bill Payment page of the system. in. Web Customer selects the "Pay Bills Brief Description: Precondition Primary Actor Secondary Actors Bank EXTENDED BY USE CASE AccountOverdraft None Generalization Basic Flow Step # The system displays the Bill Payment page containing the list of registered bills and bank accounts of Web Customer Web Customer selects bills to be paid through the system. Web Customer enters the amount to be paid through the system. IF Web Customer does not want to pay the bills on the current date THEN Web Customer enters the dates to pay the bills through the The system VALIDATES THAT the dates of the entered bill payments are correct. The system requests confirmation of the amounts and dates of the entered bill payments. IF there are errors in the amounts and dates of the entered bill payments THEN Web Customer corrects the amounts and dates of the entered bill Web Customer confirms the amounts and dates of the entered bill payments through the ENDIF Step # IF the payment date is immediate, THEN the system communicates with Bank to transfer the bill amount from the bank account of Web Customer to the utility's bank account ELSE the system asks Bank to add the bill payment to the list of u s of Web Customer ENDIF UNTIL all bill payments are 10 The system receives a transaction record including a confirmation number to track the bill to from Bank. The system displays the notification of successful bill payments showing the confirmation number of the transaction record for each 12 Postcondition:The system displays the Account S Web Customer terminates the Bill payments page through the system. Pa ific Alternative Flows RFS RFS Basic Flow | Ste # 2) 3) The system rejects the entry. The system prompts Web Customer to re-enter a valid date RESUME BACK TO 4 Postcondition: None