Outbound Content Compliance

Apps → Google Workspace → Gmail → Compliance → Content Compliance

Scroll to the Content compliance section and select “Configure” or “Add Another Rule”.

Name:

Example
Name:
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Route outbound to OBX

Click the ADD button

Regexp

Example
Regexp
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(?i)^X-Inky-Outbound-Processed: True$

Regex Description (optional)

Example
Regex Description
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Contains X-Inky-Outbound-Processed Header

Save the Regexp and click the ADD button to add a second regexp

Regexp

Example
Regexp
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(?i)calendar-notification@google\.com

Regex Description (optional)

Example
Regex Description
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Exclude senders containing calendar-notification@google.com

Save the Regexp and click the ADD button to add a third regexp

Regexp

Example
Regex
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 (?i)google\.com

Regexp

Example
Regex Description
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Exclude senders containing google.com

Click the ADD button

Example
Header Key
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Inky-Workflow

Example
Header Value
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Outside