Take a closer look.
Facebook Merge Tag
To add a Facebook Comments button to a campaign, simply check “Allow Comments” on the campaign setup screen, and insert the Facebook comments merge tag into your campaign.
One‑Click Commenting
Your subscribers will see a comment button in your newsletter. When they click it, they can log in through Facebook to comment on your campaign.
Sentiment Analysis
MailChimp even tracks your comments and analyzes the overall sentiment for you.