Windows Service applications run in a different window station than the interactive station of the logged-on user. A window station is a secure object that contains a Clipboard, a set of global atoms, and a group of desktop objects.
That is the nature of the business is a term that means that  something happens because it is common experience for the event you  are performing or doing.
MODULE -3. Business Around Us. (c) The business environment is dynamic in nature, that means, it keeps on changing. (d) The changes in business environment are unpredictable. It is very difficult to predict. the exact nature of future happenings and the changes in economic and social. environment.