They can also ask the teacher a question in private if they're embarrassed to do it in front of the whole class. The other type of course is self-paced. It's less spontaneous than a virtual classroom, but students can log in whenever they have time and learn at their own speed. Getting an online training program off the ground isn't cheap. IBM, which sells e-learning services under its Mindspan Solutions unit, estimates clients will recoup their initial investments in one to two years.
Speed is also a major factor.
An online briefing using 3D models or video demonstrations can get the information out quickly. The drawback is, a lot of people like leaving work for a few days to fly off to a seminar. They might not be so keen on using their own time to take an online course. They have to see it as valuable training that's being given to them to help develop their careers. His firm created a course for a Singapore hospital that bombed because employees were not comfortable with computers.