A split test is a process of measuring your results against at least two different actions or options. For example, you may send an email with two different subjects to a small group of your subscribers and then whichever one generates the best results, you use that one as the subject when sending that email to the remaining subscribers. That may seem difficult or like extra work, but I use Convertkit for email campaigns and subject line testing is built in. I'm sure other email providers do … [Read more...] about The best resources for split test ideas and implementation