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 [link](http://example.com/?foo=1&bar=2) with an ampersand in the URL.

Here's a link with an ampersand in the link text: [AT&T](http://att.com/ "AT&T").

Here's an inline [link](/script?foo=1&bar=2).