Remove Site from Google Alerts

Selected answers from the Dumb SEO Questions Facebook & G+ community.

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  Orange Mantra: How we can remove any site from google alerts????
  Like I have a site abc(dot)com I don't want to see my site in google alert system. kindly let me know what should I do?
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  Jim Munro: If you mean from your own alerts, then all you have to do is cancel the alert but if you mean other people's alerts, no action is possible.
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  Orange Mantra: Hi +Jim Munro thanks for your revert, I didn't set up any alerts plan for my site, I know how to unsubscribe my self from google alert, I just want one thing that how I can remove my site based news from Google alerts, no body can get google alerts news related to my site
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  Federico Sasso: +Orange Mantra ;I think the only way is blocking it via robots.txt, of course it might have some undesired side effects...
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  Dave Elliott: Google alerts uses the standard 'googlebot' crawler so the only way to block alerts is to block the pages from appearing in the search engine entirely.
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  Nits Ja: Use google webmaster tools it have option to remove any url you want
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  Nits Ja: Also use no index tag