8 Rules of Success for Social, Email, and Blogs | Inc.com

Ideal Facebook post is Less Than 40 Characters

40 is not many characters. (The preceding sentence was 26 characters.) But according to Jeff Bullas, posts around 40 characters received 86% higher engagement (likes and comments) than others. And if you can’t keep it that short, posts with 80 characters or less received 66% higher engagement. Evidently brevity is the soul of engagement.