One of the best ways to increase your traffic and sales is through email marketing. Did you know statistics show that for every $1 you invest in email marketing you get a $40 return? This about blew me away when I first saw this. I had hardly ever given email marketing a second thought. I figured it would be too much trouble or too far over my head to figure out autoresponders and follow-ups and so forth. But when I read those figures I started doing some research. This is what I found to be the best email marketing services 2017.