Sling
From:Subject:
Not all streaming is created equal
The 3-column layout with live text is a nice touch, but the prominent CTA with the discount is the eye-catcher. The rest of the email is the support needed to get you to take a look at the service.
Sling sends 1 emails per month, and they're 100% mobile optimized. Their ESP of choice is Salesforce Marketing Cloud. Learn more from our friends at MailCharts.