 Washington, D.C. has "Special Police Officer" (SPO) commissions for security guards who may need to make minor arrests and they must complete a brief training course.SPOs oftentimes work for private corporations within Washington D.C., fulfilling the role of "company police" within the district.The jurisdiction of SPOs are sometimes limited to the property which they have been hired to protect, however many SPOs work in a part-time capacity to supplement the salaries they earn as full-time city police or county officers.