if you want to experience Berlin at it's best then come to Friedrichshain.
Iam renting my personal room in a shared flat with two other people.
Privacy is guaranteed because you get your own room.
In this area you can find many supermarkets, bars, restaurants and clubs.
If you like Techno Music this will be your area. Famous clubs like Berghain, Sisyphos, Kosmonaut or About Blank are quite close.
Public transfer is only a few minutes away by foot.