The follow for free feature enables fans that are not ready to make a purchase follow you. In doing this they get a preview of your profile and content and you can work to convert them to paying subscribers. By default fans have the option to follow you for free. They can do this by clicking the ‘Follow’ button on your profile.
Followers can:
Receive messages from you
Send you messages, but only if they pay
View content you have made available to followers
Buy Pay-to-view content send in messages
View the caption of your posts
They can’t:
Send you messages for free
View any content only available to subscribers