Interesting concepts. I am glad you mentioned the Incident Action because I had never really noticed that before. Now that you mentioned it I was able to go check it out and see how it correlates to those alerts in the taxonomy.
LEM has so many clever concepts that are not immediately obvious. I would love to sit in a room with you and just have a brain dump of LEM top to bottom to be able to understand all the thought and concepts behind the design of the product to be able to leverage it better.