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Tamar Weinberg is a professional hustler, digital marketing strategist, and freelance writer who contributes to Top10.com. She is also the author of the bestselling O'Reilly book The New Community Rules: Marketing on the Social Web and Penguin's The Adoptee's Guide to DNA Testing: How to Use Genetic Genealogy to Discover Your Long Lost Family. Her work has been featured on leading publications such as Mashable, Lifehacker, Namecheap, TechGenix and Techipedia.