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https://www.adobe.com/accessibility/products/indesign.html
https://www.adobe.com/accessibility/products/indesign/alt-text.html
https://www.adobe.com/accessibility/products/indesign/mapping.html
1. Use paragraph styles
Consistent use of InDesign paragraph styles throughout a document is critical for efficiently and successfully exporting the content to PDF. Base styles on their hierarchical structure (main headline, secondary headings, subheading, and so on) and apply them appropriately to paragraphs according to their hierarchical role in the document.
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