Definition: Image alt text is a textual description of an image that appears when the image cannot be loaded, or when a user is visually impaired and uses a screen reader to access the content. Alt text helps provide context for the image and ensures that the message is conveyed even when the visual element is unavailable.
In email marketing, it’s essential to include alt text for all images to improve accessibility, provide an alternative in case of broken images, and enhance the email’s SEO value. Additionally, alt text can support better user experience by ensuring that people who may not be able to view images still understand the content of the email.
Analogy: Alt text is like a museum tour guide describing a painting to someone who cannot see it. The tour guide helps the listener understand the content and context of the artwork, just as alt text ensures the meaning of an image is clear, even when the image itself cannot be seen.

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