Email marketing, at it’s core, is pretty straight forward. It’s the use of email messages sent to a list of subscribers to advertise or promote brands, products, offers, events, or pretty much anything you want. Now that “core” definition of email marketing may be simple, but email marketing has come a long way in recent years and there’s actually quite a bit more to it than that, today. We’ll be discussing those advances later in this guide, but first, let’s go over WHY you need email marketing in your business.