Email marketing has been proven to be one of the best marketing tactics for return on investment. More than 205 billion emails are sent and received every day.Creating an email marketing campaign can be done quite easily, but it does a bit more than just sending out an occasional newsletter. Unfortunately, many businesses still haven’t taken advantage of this powerful marketing tool for their business, either because they don’t know how, or they haven’t recognized the many benefits they can gain from email marketing.This comprehensive guide will show you how to build an email list and create successful marketing campaigns.