In fact, it is effective when any operations consign to outside entity and it becomes specialized to integrate know-how.
In the past, by the reason of the information leaking and administrative know-how may be separated to outside, any management were not going to utilize outsourcing, positively.
The accumulation of the know-how about main business of the company is a “Cash Cow”.
It is important that management resources concentrate to build the accumulation of the know-how of main business.
There is the way of thinking that it may cut off except the know-how of main business.
This means a function of administration such as the accounting and HR affairs.