An article outlining the pros and cons of using emojis in email marketing subject lines.
"Remember when we said, “Know your audience”? This is why! By using emojis in place of or to complement words, you can engage with your audience on a whole new level. When it comes to email marketing, engagement and your relationship with your audience is everything. The more unengaged subscribers that you have, the more likely they are to unsubscribe or that your emails will be filtered as spam. "