Excel Corporation has $4 million of inventory and $1.5 million of accounts receivable. Its average daily sales is $100,000. The company's payables deferral period is 30 days with total account payables of $1.2 million. Suppose this company is expecting to increase its payable deferral period to 33 days and to decrease its inventory conversion period to 80 days simultaneously, how much will the company expect its Free Cash Flow (in $) to increase due to these changes? Assume its days sales outstanding remains unchanged.