There's not much that needs to be changed. They offer great hours, pay, flexibility for work life balance, and have an extraordinary HR Department.
They are attentive of their employees happiness and offer a wonderful support system.
I worked 8 hours a day M-F and 4 hours every Saturday during tax season. On the off season I worked 8 hours M-Th and 4 hours every third Friday. Myself and two other coworkers rotated Fridays.