Short, practical guides to the strange world of email rendering — the knowledge our builder automates, written down for when you need to understand the why.
Outlook for Windows renders email with Microsoft Word's engine. Here's what that breaks — max-width, border-radius, background images — and how to build emails that survive it.
Read the guide →Gmail truncates any message whose HTML exceeds 102KB, hiding the rest — including your unsubscribe link — behind 'View entire message'. Here's how to avoid it.
Read the guide →Custom web fonts fail silently in most email clients. These are the font stacks that render reliably everywhere, and how to use web fonts as progressive enhancement.
Read the guide →Exported a responsive HTML email template? Here's exactly where to paste it in Mailchimp, Brevo, SendGrid and other platforms, plus how merge tags and images work.
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