Brother MFC-3360C Software User's Manual page 112

Note
If both work and home fax numbers are stored in the Mac OS
home fax from the Stored Fax Numbers pop-up menu, and then drag a vCard.
c
When you are finished addressing your fax, click Print.
Note
The vCard used must contain a work fax or home fax number.
®
X Address Book, choose work fax or
Printing and Faxing
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