REAL Business Process Model

is a formal method of identifying and representing the essential charactersitics that collectively describe business processes and events.
Broadly the term 'business' in Business Process Model/Modelling/modeling is interchangeable with 'organisation'. Business Process Modelling is not only carried out in conventional businesses; the methodology is increasingly applicable to all sorts of other organisations, for example government agencies and departments, charities, mutuals and cooperatives, etc.