- Check ur cells provider roaming rules etc. Greece is the worst.- you can talk to people even on broken english everyone knows.- almost everything for food order closes at around 23.59, check the area u will be living.- use gps.- its gonna be hot, be lightdressed. - goodluck.
Tips for Athens. - Care taxi scummers, use taxiplon app etc.- Abuse gyros but not touristy bait places.- Try to use public transport instead of taxi, dont even bother walking, Athens is city within cities.- Dont walk alone in dark areas esp not centrally.- Take Metro from Airport.