A livestock specialist conducted personal real estate business during regular work hours. In addition, he instructed his administrative assistant to assist him in his real estate business while at work. The administrative assistant estimated 7 hours of the livestock specialist s time and 1 hour of her time spent on real estate business a day. Based on her estimate, we computed a questioned cost of $57,960.50 for a one year time period. The university asked the livestock specialist to repay $11,032.84 based on the livestock specialist s supervisor s estimate of the time spent by the two on personal business. The livestock specialist resigned effective May 1, 2001.