Forget solo ads campaign: 10 Reasons Why You No Longer Need It

https://u9ispbz043.doodlekit.com/blog/entry/5049367/20-fun-facts-about-solo-ads-2018

An instant solo ads advertisement or “solo advert” is really a standalone email that ezine directors ship to their subscribe base. These solo ads are the simplest means of receiving your concept before new subscribers