In general, use unordered lists for:
- Hotlists and other link collections
 
- Short, nonsequenced groups of text
 
- Emphasizing the high points of a presentation
 
In general, use ordered lists for:
- Tables of content
 
- Instruction sequences
 
- Sets of sequential sections of text
 
- Assigning numbers to short phrases that can be referenced
elsewhere
 
In general, use definition lists for:
- Glossaries
 
- Custom bullets (make the item after the <dt>
tag an icon-sized bullet image)
 
- Any list of name/value pairs