[Documentation] Is there a plugin that emails users when someone posts on their thread?*

Is there a plugin that emails users when someone posts on their thread?
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Is there a plugin that emails users when someone posts on their thread?
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This is part of default Vanilla, and should be enabled by default. Go to your user profile and click on My Preferences.
Subscribe to thread me thinks.
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Thanks guys! il test this out.
I wish there was a way for people to click a box to subscribe on the thread.