The apartment is so cool and cosy. It has more than you need, full kitchen a awesome bathroom.
There's a tram station right in front of the building. You won't hear a peep but you will definitely get anywhere real quick.
Christian is a very nice guy. Call him to ask for tips. he has a lot of them. I didn't do that and I'm really sorry now because on our last conversation he gave me the tips that i would want to use during my trip.