Here are some more informations for you:
The twitter account started. You will find it with @Gegenstadt or #gegenstadt and #chaostage.
There is going to be a information phone which will be answered from 12pm tomorrow. The number is: 0049 152 18466301. We will be happy to get informations from you which we can pass on then. All informations will be spread on twitter or you can get it in the info point (Infoladen Daneben-Liebigstr. 34).
If you need a sleeping place you can also come to the Infoladen Daneben. From here you will be sent somewhere.
The Infoladen will be open from thursday 12pm until sunday (around) 10pm. There you can get the overloaded programme in german and english for free.
In the case of trouble with cops you can call the berlin legal team 0049 30 69 22222. The lawyers will listen to the answering machine regularly or you can call the info phone. This will be in contact with the legal team as well. Especially when people are staying in prison longer.