Facebook is one of the social media network
And Advantages of Facebook Reviews
The ability to influence EdgeRank is a major benefit to maintaining Facebook star ratings on your page. There’s also the increased integrity and credibility that comes with brand transparency.
Disadvantages of Facebook Reviews
When you use ratings, there’s always the potential for a poor rating, as well as the likelihood that a user who has poorly rated your business will have strict privacy settings and you’ll be unable to respond to the review. There’s also the prospect of fake ratings.