Because of canceled classes Tuesday, the University has made adjustments to the academic calendar. The last day to drop courses without receiving a W grade is now Wednesday, Sept. 3.The last day to receive a 90 percent refund of tuition and university fees is now Wednesday, Sept. 3.The last day to add courses and register late is now Friday, Sept. 5.The last day to receive a 50 percent refund of tuition and university fees is now Monday, Sept. 29.Some services such as student enrollment and financial systems may not be available during the closure. E-mail is expected to be available. Students who may need to add or drop courses are encouraged to do so by midnight on Saturday, Aug. 30.