The amygdala, an almond-shape set of neurons located in your brain, plays a key role in processing your emotions. And it does this incredibly fast--typically in three seconds or less. Interestingly, that gut reaction is much more likely to stick in the brain than any rational thought that follows.
You can and should take advantage of this when designing your marketing emails, says Emma, creator of an email marketing platform. Use images and colors that resonate with readers. Faces are effective, too. Check out the infographic below for some other tips on pulling it off.