The document discusses the power and effectiveness of email marketing. It notes that 95% of internet users ages 18-64 send or read email, and that email marketing is 20 times more cost-effective than direct mail. The key elements of successful email marketing campaigns are delivering professional-looking emails to interested audiences with valuable information. The document provides tips on choosing templates, images, frequency of sending, subject lines, calls to action, and tracking email metrics like opens and clicks.