computer software for maintenance scheduling, namely, software for scheduling maintenance to be performed on property; for time and attendance, namely, for tracking employee presence and absence at the work place; for accounting; for inventory management; for project accounting, namely, for accounting for the costs of individual work projects; for data collection from other microprocessors; for labor management, namely, for tracking the costs of labor carried out by individual employees; for forecasting budgets; for notification and recording of required maintenance work; for tracking inventory, for use by dealers; for ordering inventory, for use by dealers; for printing business forms; work order software, namely, software for tracking labor authorizations; for scheduling services to be performed; customer tracking and notification software, namely, software for recording past sales to customers; and for identifying customers to be contacted for future sales; database management software, namely, software for collecting and manipulating data generated by other software and computers; computers; time recording device for reading a magnetic strip on an identification card, presented by user, to record the time of presentation