"I have seen reviews that are not correct. You can use a bus or a train to get around everywhere you want. (Just don't rent a car from Sixt [They will rip you off]). I used the 70 bus to the train station and in an hour you are at the airport, get the 24 or 48 hour pass that covers but the bus and train.
If you still have to have a car, they have gated parking for you. The staff speaks English, some better than others. Housekeeping is the best, they do an excellent job, its shows that they care....