A Business Function describes internal behaviour performed by a Business Role that is required to produce a set of products and services. It is performed by a single role within an organisation.
Business Processes describe a flow of activities. Business Functions group activities according to their required skills, knowledge, and resources. A Business Process forms a string of Business Functions.
A Business Function may be triggered by, or trigger, any other business behaviour element (Business Event, Business Process, Business Function, or Business Interaction).
A Business Function may access Business Objects. A Business Function may realize one or more BusinessServices and may use (internal) Business Services or Application Services. A Business role or an Application Component may be assigned to a Business Function.
The name of a business function should clearly indicate a well-defined behaviour.
Business. Behavioural.
Customer Management, Member Services, Recycling, Payment Processing, Financial Handling, Claims Processing, Asset Management, Maintaining Customer Relations.