Odoo includes a built in workflow engine used to manage business document flows and interaction. However, this engine has been gradually replaced by Python business logic and automated actions. As an example of this, one of the most important workflows used to be the one linking sales orders, invoices, and deliveries, but since version 9.0, it has been removed.
But, there are a few workflows still used by some apps, so there may be cases where a developer will need to work with them. So it's still relevant to have some basic understanding of how they work.
The Marketing Campaigns app still uses a simple workflow, and we will use it to provide this brief overview on them.
We will need an Odoo instance with ...