In any given year, there are more than 15 million students studying in colleges and universities across the United States, spending anywhere from $600 to $1200 per semester on textbooks. While the immediate cost of textbooks is a bitter pill for most, their bigger shock comes at the end of the semester when attempt to sell these books”. Regrettably, the same textbook that cost $100 in August will only get him (her) $10 to $15 back in December.