Recorded trainings are similar to on-line training sessions but are presented in a pre-recorded videos which are streamed on demand.
This gives you the flexibility of learning Anytime, Anywhere. The cost of these recordings are also cheaper as compared to on-line virtual classroom training.
Further, you can choose to buy only those chapters which you are interested in, and pay for what you need. If there's a need you
can always buy more chapters later.