Explore the powerful features of MailOptin, a free WordPress plugin for building and engaging your mailing list, in this comprehensive 21-minute tutorial. Learn how to leverage the plugin's wide variety of exciting features that set it apart from similar tools. Discover how to download and use MailOptin to enhance your email marketing efforts, and gain insights into its premium version's capabilities. Access additional resources, including a free WordPress SEO course and SkillShare courses, to further develop your digital marketing skills.