It takes Cookie Cutter Modular Homes, Inc., about five days to receive and deposit checks from customers. The company’s management is considering a lockbox system to reduce the firm’s collection times. It is expected that the lockbox system will reduce receipt and deposit times to three days total. Average daily collections are $141,900 and the required rate of return is an EAR of 7 percent. 

a. What is the reduction in outstanding cash balance as a result of implementing the lockbox system? 

b. What is the dollar return that could be earned on these savings? 

c. What is the maximum monthly charge the company should pay for this lockbox system if the payment is due at the end of the month? What if the payment is due at the beginning of the month?