Business Process Modelling refers to a skeletal depiction, explanation or picture, which defines a specified sequence of activities in a particular business or organisational unit. This Business Process Modeling summary necessarily concentrates on modeling systems which can be defined using sequence based techniques, since at an elemental level sequence is crucial to quality and related factors. Also, at an elemental level, i.e., when a big activity is broken down into its constituent parts, sequence can have a vital effect upon the effectiveness of each of the individual processes. Business Process Modeling target to improve business act by optimising the capability and quality and by fusing activities in the provision of a product or service. Business Process Modelling techniques are concerned with 'mapping' and 'workflow' to enable understanding, analysis and positive change.