Working with backup sets : Email message backup sets (Windows) : Creating an Email message backup set (DS-MLR) : Specifying backup item options
 
Specifying backup item options
1. On the Specify backup item options page, retain the default settings unless you have specific generation or option requirements for each backup item. For more details on these options, see the online help.
F1 Help: "Set Properties - Items tab"
2. (Optional) To apply a filter, click Filter:
The Select Filter dialog box appears. You can select an existing filter or click Add to create a new filter.
F1 Help: "Select Filter"
NOTE:  When you apply a filter, only email messages or entries that match the conditions of the filter will be backed up. Multiple filters can be created and applied to the same backup set.
3. Click Next.