1. Automation: EMPs provide tools for automating your email campaigns, such as drip campaigns and autoresponders. 2. Analytics: You get detailed reports on open rates, click-through rates, and other key metrics. 3. Deliverability: Providers optimize for high delivery rates, ensuring your emails don't end up in spam folders. 4. Templates: Many providers offer customizable email templates to save you time and effort. 5. Compliance: They help you adhere to email marketing laws and regulations.