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AT&T has an ampersand in their name.
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ATT is another way to write it.
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This & that.
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4 < 5.
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6 > 5.
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Here's a link (http://example.com/?foo=1&bar=2) with an ampersand in the URL.
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Here's a link with an amersand in the link text: AT&T (http://att.com/).
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Here's an inline link (/script?foo=1&bar=2).
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Here's an inline link (/script?foo=1&bar=2).