Communications processing computer software; Computer software adapted for use in the operation of computers; Computer software designed to estimate costs; Computer software designed to estimate resource requirements; Computer software for analysing market information; Computer software for authorising access to data bases; Computer software for business purposes; Computer software for communicating purposes between microcomputers; Computer software for communication between computer processes; Computer software for processing market information; Computer software programs for database management; Computer software programs for spreadsheet management; Operating computer software for main frame computers