Overview
This action allows you to mark a person as following a project. Following a project does not cause them to receive notifications, but it will show up in their list of followed/favorite projects on the dashboard block.

Settings
Project
The attribute which contains the project to be followed or unfollowed. Attribute must be of type Project.
Person
The attribute that contains the person who will be following or unfollowing the project. Attribute type must be Person.
State
Specifies what following state to use. Can choose between Follow and Unfollow which, as you can guess, either follows or unfollows the project.