Email marketing has been a proven and cost-effective medium in the business sector, but the topic of which template, HTML vs plain text email, is best has been the subject of much debate. Each template has its pros and cons. To know which to use, you should consider different factors like deliverability, aesthetic appeal, ease of access, as well as your goals or objectives. https://advdms.com/blog/plain-text-vs-html-email-template-which-is-better-for-email-marketing/