I can’t stress enough the importance of annotations to a BIM program, especially the ability to use keynotes in a drawing.  Drawing objects are only one-half of the architect’s design documents – notes and annotations are the other half.  A drawn object is meaningless in any set of design documents without an annotation that identifies what the drawn object represents, in the form of a legend, note, keynote, or some other written description.   Keynotes need to be – easy to acces