To give emphasis and provide training that is really real in accordance with actual conditions, it should involve practical training curriculum and provide real examples in accordance with the conditions of each plant and the company concerned. A trainer, although not from internal companies, before embarking on lean sigma training to learn the condition of the company, whose members will be in training. So that when the training is boring, but it makes the training participants actually involved in the improvement.
Trainer of outsourcing that do not understand the real conditions in the company, will make training boring and not even relevant to what happens in the factory. A trainer should know that although the same theory but with different conditions of the treatment of process improvement will be a different object.
Best trainer is coming from within the company itself so that it knows the ins and outs of companies, ranging from the character of its workforce, and the treatment machine. Because of that for a worker in charge of operating the machine, requiring only a sample which is then used as a standard of improvement of work operations.