How do I add a Facebook Comment on my site?
Add the popular Facebook Comments app to your site! To embed Facebook Comments:
1. Go to editor > Add New Section > App Store & HTML and click the "Edit" button on the newly added section. Then select "Facebook Comments".
2. Pick a URL to discuss (defaults to your current website) and how many comments to display on your page
3. Save and you'll find the Facebook Comments widget on your site.