Set Bcc automatically

1. Login to Zimbra
   

2. Click on "Preferences" --> "Filters" --> "Outgoing Message Filter" --> "New Filter"
   

3. Enter the name of filter, "Automatic Bcc" as an example.
   

4. Choose "Any" in "of the following conditions are met"
   

5. Choose "Size" then "Over" and enter "0" value in the empty box.
   

6. Click on "+" sign and choose as previous step but replace "Over" to "under".
   

7. Choose "Redirect to Address" and enter the email address that you want to be in Bcc.
   

8. Click OK.