Jira workflows consist of statuses and transitions. A transition is the change from one status to another. JSU gives you a lot of power to modify the behavior of your workflow as it transitions.
Here are the parts of a transition you can configure:
Div
style
padding-left:210px
Status
colour
Yellow
title
Status A
Div
style
padding-left:235px;font-size: 48px;
↓
Conditions
Conditions decide if a workflow transition is available for the current user.