How can you factor in seasonality when A/B testing ad copy and headlines for SEM?
A/B testing is a powerful method to optimize your SEM campaigns by comparing different versions of your ad copy and headlines. However, you need to consider how seasonality affects your results, as different times of the year may influence your audience's behavior and preferences. In this article, you will learn how to factor in seasonality when A/B testing ad copy and headlines for SEM, and how to avoid common pitfalls and biases.