Every Email Has Roughly 15,000 Potential Renderings

Why is email rendering so complex?Email rendering is significantly more complex than website rendering. In addition to operating system, browser, and screen size, email rendering is affected by the email service provider the marketer uses, the subscriber’s email client, and whether images are enabled or blocked.

If we bundle webmail clients together with browsers, there are five major layers in total affecting how an email renders:

  1. Email service providers
  2. Operating systems
  3. App and web-based email clients
  4. Screen sizes
  5. Images enabled/blocked

Let’s look at each of these layers as we build toward a big picture view of just how complex email rendering is…

>> Read the full post on the Litmus blog

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