Photo: Randy Rasmussen/The Oregonian The Charitable Activities Section of the Oregon Department of Justice has opened an investigation into Reading Tree and Thrift Recycling Management, the two companies behind many of those blue 'Books for Charity' boxes that have been popping up all around the country. Close to 100 boxes have begun to infest the state of Oregon alone.In late May of 2009 we did a piece on Book Patrol, About Those Blue Book Donation Boxes, outlining the shady nature of these boxes. At the time of the post over 15,000 boxes where in place around the country.We discovered that:51%...