Second Rotation, the company behind gadget 'reCommerce' site Gazelle , has closed a $6 million Series B funding round led by RockPort Capital Partners, with existing investors Venrock Associates, Austin Ligon, and Henry Vogel also participating. Gazelle's service, which launched in July, allows users to receive cash for their used gadgets without having to deal with online marketplaces like eBay or Craigslist. After entering some basic information about a product (including model number,   read more »