An information model for the entire business helps establish a common understanding of concepts and terminology.
I usually draw information models using UML:
I also catalog information entities with details about content (properties, or attributes) and relationships.
|Hotel||The business – or enterprise.||Name.||Rooms, bookings, and guests.|
|Room||Rooms for rent.||Number.||Stock.|
|Stock||Contents of the minibar.||Name, Price.|
|Booking||Reservations.||Arrival and departure date.||Charges.|
|Charges||Restaurant bills and purchases from the room’s minibar.||Date, amount.|