WAYS TO IDENTIFY CONCEPTUAL CLASSES Conceptual class category list: - physical or tangible objects - specifications, designs, descriptions of things - places - transactions - transaction line items - roles of people - containers of other things - things in a container - other (computer) systems - abstract noun concepts - organizations - events - processes (often not concepts...) - rules and policies - catalogs - records of finance, work, and contracts - financial instruments and services - manuals, documents, books