There's just one catch, in that you need to be registered with student network UNiDAYS to be eligible, and submit your unique UNiDAYS code to activate the offer. Still, that small hurdle will get you 500MB of emergency data each month to tide you over until your allowance resets. If you chew through your monthly cap watching Netflix on the bus to lectures, though, remember Three will soon introduce a new range of plans that ignores data used for several streaming services.