Amazon Launches Textbook Rental
phx.corporate-ir.net
phx.corporate-ir.net
Even if your particular library doesn't have a particular book, there is likely a library somewhere in their network that has it, and will ship it for free.
All you have to do is ask.
http://www.amazon.com/Discrete-Mathematics-Applications-Kenn...
http://techcrunch.com/2010/06/05/teardown-chegg/
Chegg's revenue is going to take a hit if Amazon is competing in the same space.
Relevant link is:
I got this link from https://twitter.com/amazoncareers. Now, that account is authentic or not that's another question.
It still bothers me, though.