Email marketing can be tricky. Online, consumer tastes and expectations change as quickly as you can open a new tab. What worked for you before may fail when you try it again.
But it's not a crapshoot. You can learn a lot about your audience through a little bit of science. The bet way to improve your email marketing strategy is...
TEST, TEST, TEST.
But before you do, you need to follow a few ground rules. Take a look at the infographic below to learn the basics of A/B testing for email.