For what an "International Student Edition" is, go here:
For what an "automatic repricer" is, go here:
Finally, if you're a seller and thinking about using a repricing service, I reccomend "Repriceit". Their "smart repricing" isn't perfect, but it's the best option available to someone who doesn't want to move to a fancy listing service or write custom perl scripts to do it.
Their site is here: