Actions are the required action options a user has when working with a Checklist.
Actions depend on the purpose of the Checklist and the task.
The article How to edit a Checklist outlines how to add an action/category.
Some examples of Checklists and actions are shown below.
A Checklist focused on overstock:
A Checklist of item numbers that do not comply with the Service Level Agreement:
A Checklist of customers who have not made a purchase in the last 60 days:
A Checklist of unprofitable customers: