If your SocialSurvey reviews are not being displayed publicly on Facebook this tutorial will show you how to update the Facebook visibity settings to Public for the SocialSurvey App.
Log onto Facebook and, in the upper right hand corner, click on the gear button beside 'Home' and click on Settings.
Click on Apps.
Click the pencil icon next to the SocialSurvey App to Edit Settings.
Dropdown the App visibility and post audience and select Public.