Spam isn&#x27;t really the problem on big news sites. The mods are policing flame wars, hate speech (racism, sexism, homophobia), insults and libels, trolling, and off-topic comments, among other things.<p>In this context, the Guardian&#x27;s &quot;Community standards and participation guidelines&quot; page is a good read.<p><a href="http:&#x2F;&#x2F;www.theguardian.com&#x2F;community-standards" rel="nofollow">http:&#x2F;&#x2F;www.theguardian.com&#x2F;community-standards</a>