RF Scanning: Learn how to set up and use the Radio Frequency (RF) remote handheld computing functions via a wireless connection to PartsWatch in order to receive orders count inventory, note open spots within shelf stocking areas and display inventory values. DFIU – Data Transfer: Learn how to set up and use the Data File Import Utility (DFIU) Web-based program in order to import lines, parts and part attributes into the application database from external source files.