FLASHNOTES: Barnes & Noble Inc. has made an undisclosed investment in Boston, MA-based Flashnotes, which offers an online marketplace for students to buy and sell class notes and other study materials. The investment was made through the Barnes & Noble Education division, which is part of the company's college business that is expected to be spun off into a separate public company. According to the release, Barnes & Noble will "promote Flashnotes.com at partner schools and on digital platforms." Prior to this deal, Flashnotes had raised over $11 million in venture funding.