To create bullet lists use <li> at the start of the line and </li> at the end. This will also insert a line break as if you had used <br>. The entire list should be enclosed in <ul> and </ul>

This lets you create a list like:
  • First Item
  • Second Item
The HTML was


This lets you create a list like:
<ul>
<li>First Item</li>
<li>Second Item</li>
</ul>
If you use <ol> and </ol> instead then the bullets are replaced by numbering (an ordered list).
Thanks to N-Wing for correcting my HTML.