Keswick Supply Company wants to set up a division that provides copy and fax services to businesses. Customers will be given 20 days to pay for such services. The annual revenue of the division is estimated to be $28,000. Assuming that the customers take the full 20 days to pay, what is the incremental cash flow associated with accounts receivable? (Round answer to the nearest whole dollar, e.g. 5,275.)

Incremental cash flow $