4 Detective Tricks to Find Your Customers in Social Media | Social.
Convince & Convert
JUNE 15, 2010
This is a social address book, and social CRM application at each extreme. It's basically an online address book that automatically scans the web, accesses various social graph apis and builds a social profile of all of your contacts. But I believe the other two Flowtown and Rapleaf are paid for tools also.
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