Handheld computers allow quick and reliable data collection, storing it in memory and transfer for real time over wireless networks or batch-mode transfer when connected to a docking station. They also allow further treatment of the collected data, analysis and reporting. They can communicate with mobile label printers and desktop PCs. Main areas of application are: control of item receiving, storing, picking and despatch from a warehouse, control of a courier service, collecting data in manufacturing processes, supporting the work of sales representatives, inventory and asset management, control of fixed assets, equipment maintenance and field service applications.