1) People taking advantage and submitting poor quality notes in greater numbers
that is why you only pay once a set of notes has reaching a certain vote/rating ratio or has been reviewed by a "committee" to be awesome
2) The time needed to administrate and implement such a system
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3) Plagiarism - people stealing other people's notes to make money off of them
#1
4) The other inherent legal implications






?
as long as people write their own notes u can just force them to hand rights over to fsn
Edit: @below reply: or you are slack. who the fk is gunna sue a what is essentially a filehost that is providing a SERVICE to its users? the only legal minefield i can see is people photocopying textbook pages out etcc. i mean, look at the huge abundance of online literature sites or whatever that have no legal problems whatsoever.
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3) You can't have a committee check for plagiarism. Wtf? We're not the CIA...
http://www.google.com/search?q=THE+CAT+SAT+ON+THE+MATThat kind of committee would need to be paid.
ill gladly (and im sure there are more uh "educated" people than me here willing) to do it free
2) You might find it trivial, but it's a cost/benefit analysis. Monetarily incentivising the system might benefit the consumer and thus would drive up consumer interest and use, but would that negate the loss of money and resources in setting up such a system?
MORE USERS = MORE REVENUE FROM ADS, if u model it right u can sustain profits after paying users out
i have to ask but who brainwashed you into thinking this model isnt viable