AT&T has an ampersand in their name.

AT&T is another way to write it.

This & that.

4 < 5.

6 > 5.

Here's a <a href="http://example.com/?foo=1&bar=2">link</a> with an ampersand in the URL.

Here's a link with an amersand in the link text: <a href="http://att.com/" title="AT&T">AT&T</a>.

Here's an inline <a href="/script?foo=1&bar=2">link</a>.

Here's an inline <a href="/script?foo=1&bar=2">link</a>.