Liferay Kaleo workflows: How to get rid of email@example.com
When a kaleo workflow in Liferay 6.2 sends an email, it adds automatically as the sender the email firstname.lastname@example.org. If you want to change that, you can't... at least not directly through the UI of control panel.
You have to go to the workflow XML and change some things there. In the actions element, and above the notification element add a new action element like this:
Add as many execution types you need.
Have a look also here.