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For most purposes probably Jim Sinur, Research VP with Gartner says:

IT professionals cant really expect business folks to understand

cryptic/standard formats when they really want to see a realrepresentation of their processes with desirable icons

http://blogs.gartner.com/jim_sinur/2010/08/30/bpmn-for-business-professionals-burn-baby-burn/

Michael zur Muehlen & Jan Recker

Researched BPMN symbol usage, identified commonly usedsymbol sets

http://www.bpm-research.com/2008/03/03/how-much-bpmn-do-you-need/

Bruce Silver

BPMN Method & Style http://www.brsilver.com/2008/03/09/on-how-much-bpmn-do-you-need/

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As much or as little... Process & Lane

Event & Task

Sequence flow & Gateway

Data object & association

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Introducing the Process Landscape

Drill-down through process hierarchy

High-level context, through to

Low-level elementary business processes (EBPs) Aids understanding of the whole process and how

each sub-process sits within it

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Warehouse-based catalogue store for

selling tools to trade and retail customers

Identify high level processes for Customer,

Store Assistant, Trade Account Manager, Warehouse

and Delivery teams

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Model workflow for each elementary businessprocess

Look for common tasks which may actually be

shared sub-processes Start by modelling main path

Iterate over workflow, adding required alternate

paths

Consider exceptions

Begin to identify data inputs & outputs

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Workflow changes or serves data Inputs provide data for decision-making and

information processing

Outputs provide means of non-transient storage and

information sharing

Use some form of data structure modelling to add

detail to data objects in workflows

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Review the model around the whiteboard

Not isolated notational islands, but linked models

Show how workflow interacts with data

Simplifies review of data structure by viewing data alongside

related workflow

Roles are responsible for processes

Aids understanding of business organisation and possible

changes required following re-engineering of processes

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Goodie bags Articles on BPMN for business analysis

BPMN poster

Datasheets

USB flash drive Free software, ready to run

PDFs including todays presentations

Lets talk now and later