Your OS X Contacts database will also pull down your friends' names, snail-mail and e-mail addresses, phone numbers, birthdays and profile pictures, then keep them up to date whenever they change back on Facebook.

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That is, it leverages a loyal community to add, edit and subtract the contacts in the database.

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Ms. Do searched Yale's online alumni database for contacts in the publishing industry and emailed a few asking for informational interviews.

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