for learning to take place, the most important variable to consider is whether the individual learner has sufficient ability to learn what is being taught.
in general, people learn best and remember the most when they can spread out the time spent learning new material.
learning something to the point of "over learning" is generally a waste of time, and should be avoided.
if training has been effective, then it really doesn't matter whether is support in the work environment or not.
trainer should always seek to match the type of training delivery methods to the characteristics of the individuals being trained.
adult learners typically respond best to a lecture-style approach to training.