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.
A business (also known as an enterprise, a company or a firm) is an organizational entity and legal entity made up of an association of people, be they natural, legal, or a mixture of both who share a common purpose and unite in order to focus their various talents and organize their collectively available skills or resources to achieve specific ...