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• The document is scanned but not OCRed
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• The image does not have a description.  
• The image can induce seizures
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• The image has contrast issues. 

• The HTML content has contrast issues.
• The HTML content has images without alternative descriptions.
• The HTML’s heading structure does not start at the right level.  
• The HTML content has tables that don’t have any headers.  
• The HTML content has empty headings.
• The HTML content does not have any headers.
• The HTML content does not have an appropriate heading structure.
• The HTML content contains links without discernible text.  
• The HTML content has form elements without a label.  
• The HTML content has embedded objects without alternative descriptions.
• The HTML content does not have a language set.  
• The HTML content is missing a title.  
• The HTML content has malformed lists.
• The HTML content has links or buttons with redundant text.  
• The HTML content has malformed definition lists.  

• Ally in Canvas
• What is Ally?
• Ally: Course Reports  

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