Who this applies to#
- Plan for image blocking whenever essential meaning, a price, or a call to action appears inside a remote image
What Image blocking requires#
- Keep essential meaning in live text and provide useful alternatives for informative images
Gmail
Gmail normally displays images automatically but can ask before displaying external images it considers suspicious
What this does not require#
- A recipient does not have to load images before the message can communicate its main offer and action
Common mistakes#
- Putting the whole message in one image
- Using file names as alternative text
- Leaving an image-only button without a text link
Image blocking checklist#
- Disable images
- Read the message
- Check alternative text
- Check the primary link