For your orientation
http://www.stadtplandienst.de
map service
http://www.bvg.de
public transportation schedule service
S-Bahn, U-Bahn and all busses
http://www.bergmannkiez-berlin.de
overview about shops and bars etc. in the close area
To go out
http://www.mehringhoftheater.de
Berlin theatre
http://www.tempodrom.de
Music, Cabaret others
http://www.berliner-ensemble.de
Theatre
http://www.columbiahalle.de/
Concerts
http://berlin-online.de
Overall Info about Berlin:
- Cinema
- Shops
- Tickets
- Maps etc.