Building a mailing list and coming up with email marketing campaigns while managing all the other aspects is a strenuous and laborious task, requiring a number of hours and a ton of manpower. Email marketing is far from being obsolete. Even with the newer forms of marketing in the picture, email marketing has retained its spot as a favorite among digital marketers. And for good reason too. In 2019, the total number of users on email were 3.9 billion users. This ensures a large pool of possible leads for businesses. It is light on the company’s books too. On every $1 invested, companies get a return of $44.25. All this and more, make email marketing one of the most top rated means for lead generation.