Power Of Four Square
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| Google books | books.google.com |
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| Originally published | September 21, 2011 |
| Authors | Carmine Gallo |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2149015 |
About Power Of Four Square
Connect with Your Customers. Anytime. Anywhere. One million new users per month. Twenty-three check-ins per second. Millions of people—in every city, in every country, on every continent, and even from the Space Station—are vying to become mayors of their favorite shopping locations. . . .
