1<p>Tight List:</p> 2<ul> 3<li> 4<h1>Header1</h1> 5Line 1-2 - <strong>not</strong> a header <em>or</em> paragraph!</li> 6<li> 7<h1>Header2</h1> 8Line 2-2 - not a header or paragraph!</li> 9</ul> 10<p>Loose List:</p> 11<ul> 12<li> 13<h1>Header1</h1> 14<p>Line 1-2 - <em>a</em> paragraph</p> 15</li> 16<li> 17<h1>Header2</h1> 18<p>Line 2-2 - a paragraph</p> 19</li> 20</ul>