System development/Modelling/What is a model?/Process model

What is a process model?
A process model describes in which sequence certain activities are performed.

TD: add an example

Best practices

 * BPMN: on the internet you can find many debates about the best method for making process models; the new generation is probably using BPMN
 * Happy flow: start by modelling the happy flow; when you start discussing about the process it makes no sense to make a model that is too complex