The predicted growth of the worldwide email marketing market to $17.9 billion by 2027 proves that email marketing is still effective. Even though email is one of the oldest digital message platforms, 87% of B2B marketers continue to utilize it. It is trustworthy and efficient for acquiring, nurturing, and converting leads. To achieve the best results, though, you need an email subscriber list. Starting an email list from scratch may be intimidating. Therefore, we compiled guidelines to facilitate the procedure.