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• PaperBackSwap : Your source for swapping books online
  
  Trade in your books via the largest online book swapping community in the world. Then choose from over 5 million available hardbacks, audiobooks, textbooks, romance novels and more. List your books today!
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• Pownce - Send Notes, Links, And Files
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• VIRB - Create a place for all things you
  
  Whether you're a novice or a pro, a photographer, a band, a small business, or anything in between, Virb is perfect for building your site — quickly and easily.
  in Public bookmarks with blog community for:msi13nin network by 9 users

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