A content rule will automatically perform an action when certain events (known as "triggers") take place. For example, you can set up a content rule to send an email (the action) whenever certain (or any) content is added to a specific folder (the trigger).A content rule will automatically perform an action when certain events (known as "triggers") take place. For example, you can set up a content rule to send an email (the action) whenever certain (or any) content is added to a specific folder (the trigger).A content rule will automatically perform an action when certain events (known as "triggers") take place. For example, you can set up a content rule to send an email (the action) whenever certain (or any) content is added to a specific folder (the trigger).