Did you know that there’s a form of marketing that returns $44.25 for every $1 spent? I’d ask you to guess what it is, but if you’ve read the title of this article, it’s probably pretty clear that the answer is email marketing.

Far from being “dead,” email marketing still has one of the highest engagement rates and returns on investment of any marketing strategy. The key, for any company, is standing out from the crowd.

One way to determine whether your email marketing efforts are effective is to track your email open rates. There are plenty of mistakes companies make when sending out digital messages that can drop these rates substantially, making this metric a great barometer of your campaign’s overall health.