MISys Level 1 provides comprehensive Bills of Material that document your assembly process with sub-assemblies of unlimited size and up to 16 levels deep. In MISys a Bill of Material is much more than a pretty picture. Its a real workhorse driving complex stock transfers with complete back-flushing. Tell MISys you want to build, say, 1000 widgets and it knows exactly how to handle materials, sub-assemblies, and finished goods throughout the structure, instantly updating inventory counts so you know where you stand.