[and a couple of days classroom theory.
It is rapidly developing into yet another cottage industry like CRM, TEM and their ilk. Two days in the classroom is an overkill; unless of course you are trying to make a buck out of it. You can easily cover the subject in two hours. You also only need an hour in the simulator with a competent instructor who knows what he is talking about. There are only so many UA's you can get into and the basic theory of recovery applies to most.. After all it is only flight instrument interpretation.