New bulk mail filter in Gmail Spam settings

G Suite News

With this new option in Gmail Spam settings, admins can turn on more stringent filtering of bulk mail using a single checkbox. This is a feature that was available in Postini, and will now be available to Google Apps customers. For migrated Postini customers, the checkbox will be enabled by default.

More information:
https://support.google.com/a/answer/2368132

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