You are a programmer for a firm that develops a popular tax preparation software pack-age designed to help individuals prepare their federal tax returns. In the course of testing some small changes that were made to the software, you detect an error in the software that results in roughly a 5 percent underestimation of the amount owed—both for those who indicated that they were single and for those who indicated that they were married but filing separate tax returns. It is now late March, and it is likely that well over 100,000 users who submitted their returns using your firm’s software will be affected by this error. What do you do?