An ordered list using all defaults:

1. List Item
2. List Item
3. List Item

An ordered list set to display as lowercase roman numerals and starting at a value of 3:

3. List Item
4. List Item
5. List Item

An ordered list set to display as uppercase letters, with a change in value for one item:

1. List Item
2. List Item
10. List Item

A three-level series of ordered lists using all defaults:

1. List Item
2. List Item
   1. Sub-Item (Level 2)
   2. Sub-Item (Level 2)
      1. Sub-Item (Level 3)
3. List Item