computer software in the fields of accounting systems, artificial intelligence systems, association information management systems, billing systems, business license management systems, college and university financial systems, collections processing systems, consumer lending systems, cost allocation systems, credit management systems, customer account management systems, debt management systems, document imaging systems, education management systems, expert systems, federal financial systems, financial management systems, fixed asset systems, fleet maintenance systems, fund-raising systems, hazardous waste systems, human resource systems, international monetary trade systems, inventory control systems, investment management systems, job cost accounting systems, land appraisal and assessment systems, letter of credit systems, local government information systems, logistics systems, maintenance management systems, manufacturing and delivery systems, materials management systems, message processing systems, oil and gas information systems, payroll processing systems, payroll management systems, performance measurement systems, personnel management systems, property accounting control systems, property appraisal systems, purchasing systems, records management systems, revenue management systems, service order management systems, state and local government financial systems, statistical fiscal information systems, student information systems, summons/ticket processing systems, tax accounting systems, treasury management systems, wholesale banking systems, and work order systems