What is the role of A/B testing in campaign optimization?
A/B testing is a powerful method to compare two versions of a campaign element, such as an email subject line, a landing page, or a call to action, and measure which one performs better. By randomly splitting your audience into two groups and showing them different versions of the same element, you can collect data on key metrics, such as open rate, click-through rate, conversion rate, or revenue. In this article, you will learn what is the role of A/B testing in campaign optimization and how to apply it effectively.