How to HTML: Your Guide to Designing and Coding Emails That Deliver

Customer.io
Brilliant subject line, compelling message, stunning layout—all the elements you need for a successful email, right? Nope, not by a long shot. All that work is moot if your emails are a wreck when they hit your customers’ inboxes—or don’t land at all. That’s why a smart approach to design and coding is essential in maki…

Blue Plate Special: How to Add Special Content to Your HTML Emails

Customer.io
Getting fancy can be fun, but just like a gourmet meal, it takes a lot more effort than a fast-and-functional sandwich. When you add special content to your emails—like video, animation, and embedded forms—you’re also adding complexity, development time, and risk.  Before you decide to serve up these morsels of …

Show and Tell: Image Best Practices in HTML Emails

Customer.io
Images in emails can be your best friend and your worst enemy. On the one hand, they engage the audience with compelling visuals, amplify your brand identity, and compel clicks. But on the other hand, they can stab you in the back with unexpected problems and extra complications. Follow these best practices to ensure yo…

Call-and-Response: Using Responsive Design in HTML Emails

Customer.io
Do you check email on your phone? If you’re like most people—85%, according to 99Firms—the answer is yes. And your customers are in the same boat: opening your emails on their phones and tablets as well as their desktops.  That means your conversion rate depends on your email looking great on every device! There…

How to Make CSS Play Nice in HTML Emails (Without Breaking Everything)

Customer.io
In the web world, CSS takes the headache out of formatting, styling, and more. But when it comes to email, CSS can cause more headaches than it cures. The trick is to use CSS selectively—only when the benefits exceed the cost—and to do it an email-friendly way. It’s important to know that CSS can take a lot of extra …
Join our mailing list for updates on our HTML content and more!