Apresidential action that is an example of the unwritten constitution is

Consulting with the Cabinet  The unwritten Constitution has come about through custom and usage over the past 200+ years. It implies that there are ideas; actions and concepts that are not actually in the Constitution itself, but that have arisen as a natural extension of its use. The cabinet is not directly addressed in the document, but has arisen over time as a means of advising the president.   hope this helped