Ability to read, analyze, and interpret contracts, purchase orders, invoices, requisitions, accounting reports, catalogs, manuals, parts lists, reports, schedules, forecasts, general business periodicals, professional journals, technical procedures, or governmental regulations. Compiles data from sources such as contracts, purchase orders, invoices, requisitions, and accounting report and writes, types, or enters information into computer to maintain inventory, purchasing, shipping, or other records.