Serfd Limited is considering a change in credit policy which is expected to increase sales revenue from $240,000 to $264,000and increase accounts receivable from $20,000 to $66,000 with all other working capital items unaffected. The contribution margin ratio is 30% and Serfd Limited requires a return of14% on all investments in working capital.

What is the minimum expected increase in profit necessary to justify the change in credit policy?