In today’s digital age, online retailers are using a huge variety of tools to market their business. Email marketing remains the most powerful tactic for reaching potential customers, especially when paired with good A/B testing, you can fine-tune your messages to drive substantial conversion results. There are multiple ways to test the efficacy of your email campaigns. You can experiment with different variants of your email’s structure and switch it up. You can test emails in order to see what your recipients respond by using different Subject Lines, different layouts and optimize it’s open and click-through rates. What Is A/B Testing?