United Health Care Services leased 81,835 square feet at 9040 S. Rita Road, Suite 1500 in Tucson from Campus Research Corporation. The location will house a health care customer service center for OptumRx, a division of UnitedHealth Group, with plans to employ 400 workers by the end of 2013. Peter Douglas, SIOR, and Brandon Rodgers, CCIM, Industrial Specialists with PICOR Commercial Real Estate Services, handled this transaction.